Question 2 (4 points)
Match the appropriate statement with the corresponding term.
Question 2 options:
The metric system unit for mass
An instrument used to measure the mass of an object
An instrument used to measure the weight of an object
The metric system unit for the weight of an object
1.
Scale
2.
Kilogram
3.
Balance
4.
Newton
Answers
An instrument..... weight of object is balance
An instrument used to measure mass is scale
Metric system for weight is Newton
Related Questions
What type of defense is the immune system?
Specific or non-specific
Answers
Answer:
Nonspecific defenses include anatomic barriers, inhibitors, phagocytosis, fever, inflammation, and IFN. Specific defenses include antibody and cell-mediated immunity.
Explanation:
which of the following is not an example of genetic variability
1. A population of snails has phenotypes that range from tan to dark brown.
2. An asexually reproducing single celled organism produces 10 offspring in its lifetime.
3. Allele #1 for wing size in a butterfly has the following sequence of bases: GGAT, while Allele #2 has this sequence: GGAC.>
4. A population of squirrel has multiple alleles that code for fur coloration
Answers
Number two is the only statement that doesnt mention gene variations.
An asexually reproducing single-celled organism produces 10 offspring in its lifetime showing no genetic variability because they are identical to their parents, hence option 2 is correct.
Why do asexually reproducing organisms not show genetic variability?Offspring are physically and genetically similar to their parents. They are a clone or exact replicas of the parent. Asexual reproduction doesn't involve any genetic material being recombined.
The populations of organisms that reproduce asexually increase and spread out more quickly than those that reproduce sexually because they need fewer resources for the same amount of reproduction.
Therefore, asexual populations, on the other hand, have less genetic variation and, as a result, are less able to adapt to shifting surroundings.
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How is imperialism tied to the industrial revolution
Answers
Answer:
The Industrial Revolution began in Europe in around 1750 CE (AD). Prior to the Industrial Revolution, motors, machines, and production lines didn't exist. A great many people needed to develop and chase their own nourishment, make all that they possessed (like their homes, garments, and devices), and travel by foot (or a pony or carriage in the event that they were affluent). Power and indoor pipes were obscure in Europe. There were no such things as trains, phones, or cameras.
The Industrial Revolution lead to government since it gave the motive and the ability to imperialize Asia and Africa.
The primary significant innovations that started the Industrial Revolution were the steam motor and turning jenny. The steam motor was made in the mid 1700s, and culminated in the late 1700s. Utilizing a coal or wood fire to bubble water, the motor worked by driving the high-forced steam to turn gears. This motor turned into the reason for train motors and machines in industrial facilities,both imperative to colonialism.
Industrialization drove to imperialism for a few reasons. ... Industrialized nations discovered they had the option to acquire less expensive assets from their settlements than from different nations. In this manner, nations needed to pick up colonies so they could acquire the assets required in theirindustries.
The Industrial Revolution's demand for raw materials and new markets led to increased European imperialism, as nations sought to expand their global influence and economic power.
Technological advancements in transportation and communication further facilitated this imperial expansion.
This period marked a significant transformation in global relations and power distribution.The Industrial Revolution significantly transformed Europe's relations with the rest of the world by creating a need for new markets and raw materials. As industries grew and became more advanced following 1850, European nations sought new sources of raw materials to fuel their factories and new markets to sell their mass-produced goods.This demand led to increased imperialism, where European powers colonized various regions around the globe, primarily in Africa and Asia. Colonization provided not only the needed raw materials but also new markets for European manufactured goods, which bolstered their economies and further solidified their global power.Additionally, the rapid advancements in communication and transportation, such as the telegraph, railroads, and steamships, facilitated the control and exploitation of distant lands.These technological innovations made it easier for European countries to establish and maintain their overseas empires, thus directly linking industrial progress with imperial expansion.
Correct question is: How was the Industrial Revolution linked to imperialism?
How is intelligence measured? Question 11 options: by an IQ test by a Binet Simon test by a Weschler Intelligence test by all of the above
Answers
Answer:
intelligence is measured by Iq test
Intelligence is measured through various intelligence tests, such as the IQ test, Binet-Simon test, and Weschler Intelligence test. These tests assess different cognitive abilities and provide scores that reflect overall intelligence.
Explanation:Intelligence is measured through various intelligence tests, such as the IQ test, Binet-Simon test, and Weschler Intelligence test. These tests assess different cognitive abilities, such as verbal comprehension, visual spatial skills, working memory, and processing speed. The Wechsler Adult Intelligence Scale-fourth edition (WAIS-IV), the Wechsler Intelligence Scale for Children (WISC-V), and the Wechsler Preschool and Primary Scale of Intelligence-IV (WPPSI-IV) are examples of widely used intelligence tests developed by David Wechsler. These tests provide scores that reflect an individual's performance in different cognitive domains and provide an overall IQ score.
2. Which of the following determines where a
population can live?
A. Whether its needs are met by the biotic
factors in the habitat.
B. Whether its needs are met by the abiotic
factors in the habitat.
C. Whether its needs are met by the abiotic and
biotic factors in the habitat.
D. Whether its needs are met by the other
populations in the habitat.
Answers
Answer:
The answer should be C.
Explanation:
Answer:
c
Explanation:
The answer is c since a population must have all of its basic needs met in order for the population to thrive. Hope this helps!
13
In a kidney machine, protein molecules are not lost from the blood
How is loss of protein prevented?
A
B
C
D
Membranes prevent protein molecules diffusing out of the blood.
Proteins are actively transported back into the blood.
Proteins do not enter the kidney machine.
The dialysis fluid contains protein, so there is no diffusion gradient.
Answers
Answer: (a) Membranes prevent protein molecules diffusing out of the blood.
Step 8: Simulate an environment with equal amounts of insects and seeds, but no fruit. Which flock will be able to eat the most? The least? Why?
Answers
The omnivorous flock will eat the most as it eats both insects and seeds. With the removal of fruit it will not be affected much.
The herbivorous flock will eat the least as it has the option to eat seeds only after the removal of fruit.
Explanation:
Let us take the example of Finches. Finches have many different species with different variations adaptable to conditions favorable as per availability of the type of food.
Lets say -
Species X and Y is provided with insects, seeds and fruit.
Species X - Omnivorous
Species Y - Herbivorous
The species X will be able to eat the most as it is an Omnivore.
The omnivorous flock will eat the most as it eats both insects and seeds. With the removal of fruit it will not be affected much.
Species Y will be able to eat the least as it is an herbivore.
The herbivorous flock will eat the least as it has the option to eat seeds only after the removal of fruit.
Omnivore birds can eat both vegetarian ad non-vegetarian. Flock A will be able to eat the most.
Darwin Finch Experiment:
Darwin state that the finches radiate on the island according to the availability of food and later develop as individual species.
If there are 2 flocks of birds A and B.
Where,
A is an herbivore, andB is an OmnivoreSo, for the omnivore, both insects and seeds are available to eat whereas for herbivores only seeds are available.
Therefore, flock A will be able to eat the most.
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Which is a specialized tissue in a plant that allows for the flow of water
throughout the plant?
A. Xylem
B. Ribosomes
c. Chloroplast
D. ATP synthase
Answers
The xylem
Explanation
9. Which statement regarding cellular respiration is correct?
A. Cellular respiration in plants occurs only during the day.
B. All living organisms carry out some form of cellular respiration.
C. Fungi and bacteria carry out aerobic cellular respiration only.
D. Only plants and animals use glucose and oxygen for cellular respiration.
10. Which of the following statements is not true of energy production in cells?
A. Cells release large amounts of energy in the form of heat.
B. ATP is the primary form of energy for the cell.
C. Energy is released when ATP is converted to ADP.
D. In cells, energy is released in small, controlled amounts.
12. A green plant is kept in a brightly lighted area for 48 hours. What will most likely occur if the
light intensity is then reduced slightly during the next 48 hours?
A. The rate at which nitrogen is used by the plant will increase.
B. Photosynthesis will stop completely.
C. The rate at which oxygen is released from the plant will decrease.
D. Glucose production inside each plant cell will increase.
Can someone please tell me the answers to this questions? Thank youuu
Answers
9. B
10. A
11. C
Explanation:
9.
All cells require energy to power their life processes. Therefore all cells must carry some form of cellular respiration that is designed to provide energy for these processes. Usually, some form of nutrient for the cell, like glucose, is broken down, and the energy in the binds used to power the cell’s activities.
10.
ATPs are the energy currency of cells. Energy is stored in its phosphate bonds. When a cell requires energy, ATPs molecules are broken down to ADP + Pi and the energy in the broken bond is used to power the activity. The more energy is required the more ATPs are broken down. Some of this energy, however, is lost as heat energy since the process of transformation of energy is inherently inefficient.
11.
When the plant is exposed to sunlight, the light stage of photosynthesis is very active. This phase involves the use of sunlight energy to split water molecules so as to harness the high energy electrons that emanate from this process called photolysis. The energy of the electrons is harnessed to make ATPs by photophosphorylation. Oxygen is usually evolved as a byproduct. Therefore the high activity of the light stage means more oxygen is evolved.
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The statement that is true regarding cellular respiration is B. All living organisms carry out some form of cellular respiration.
The statement that is not true of energy production in cells is A. Cells release large amounts of energy in the form of heat.
The most likely occur if the light intensity is then reduced slightly during the next 48 hours is C. The rate at which oxygen is released from the plant will decrease.
Cellular respiration simply means how cells break up sugars in order to get energy which is used by the body. It should be noted that all living organisms carry out some form of cellular respiration.
In cells, energy is released in small, controlled amounts. ATP is the primary form of energy for the cell. When ATP is converted to ADP, energy is released.
In conclusion, the correct options are B, A, and C.
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HELP ASAP. PLEASE RN. TY.
In tug of war, when one team moves toward the other, what can be said about the forces?
Answers
Answer:
The two teams pull with equal force as long as they're pulling?
Explanation:
Don't @ me lol
Final answer:
In tug of war, movement toward one team indicates unbalanced forces, where the stronger team exerts a larger force causing movement. If the rope snaps, the tension is released, and teams accelerate in the direction they were pulling.
Explanation:
In a game of tug of war, when one team is moving toward the other, this indicates that there are unbalanced forces at play. Initially, if both teams exert equal forces, the situation is in equilibrium, and the rope does not move. However, when one team starts to overpower the other, there is a resultant force in the direction of the stronger team causing the movement. If the rope suddenly snaps, the forces exerted by the players are no longer balanced, and the force of tension in the rope that was opposing each team's pull is released. The result is that the teams will momentarily accelerate in the direction they were pulling due to inertia.
What is a nerve synapse, and what role do neurotransmitters play in in a synapse
Answers
Which statements are true for a protein whose genetic sequence has 11 codons?
Select all that apply.
1.) It starts with an arginine amino acid.
2.)One start codon and one stop codon are used for its synthesis.
3.)The piece of genetic code used for its production contains 11 codons.
4.)The stop codon codes for methionine.
WILL MARK YOU BRAINLIEST
Answers
Answer:2.)One start codon and one stop codon are used for its synthesis.
3.)The piece of genetic code used for its production contains 11 codons.
Explanation: A codon is a nucleotide sequence on the mRNA that is made up of three nucleotides molecules. A codon is a nucleotide sequence that codes for a specific amino acid. Every amino acid is coded for by at least one codon. Some amino acids are coded for by more than one codon.
During protein synthesis, every protein is synthesized using one start codon and one stop codon. A start codon signals the beginning of translation while the stop codon signals the end of translation. The start codon codes for methionine while the stop codon codes for no amino acid. Therefore, a protein whose genetic sequence has 11 codons is synthesized using a piece of genetic code containing 11 codons.
The true statements are that [Option 2] one start codon, and one stop codon are used for its synthesis, and the genetic code contains 11 codons.
Statement 1: It starts with an arginine amino acid - This statement is false. Proteins typically start with methionine, coded by the start codon AUG.Statement 2: One start codon and one stop codon are used for its synthesis - This statement is true. In protein synthesis, an mRNA sequence typically starts with the start codon AUG and ends with one of the stop codons (UAA, UAG, UGA).Statement 3: The piece of genetic code used for its production contains 11 codons - This statement is also true. The mRNA sequence provided contains 11 codons, including both start and stop codons.Statement 4: The stop codon codes for methionine - This statement is false. Stop codons (UAA, UAG, UGA) do not code for any amino acids; they signal termination of translation.A traveler finds herself in a biome that is full of trees. She notices that there are many
plants growing on the ground. Which of the following clues would confirm which biome
this is?
A. Many animals are ending their hibernation.
B. The soil is wet from a recent rainstorm.
C. There are migrating birds building nests.
D. The trees of the forest have broad leaves.
Answers
Answer:
try d I am not 100% sure but that should be correct
Explanation:
which statement describe characteristics of earths geo sphere? check all that apply
Answers
Drag each label to the correct location on the diagram.
Identify how a hormone molecule performs its function.
formation of mRNA
in the nucleus
secretion of hormone
by tissue
initiation of DNA
replication because
of a signal given
by the hormone
synthesis of protein
molecule by mRNA
and tRNA
secretion of protein
by the cell
binding of the
hormone molecule
with its receptor
of the cell
Answers
Answer:
i know its not the official answer, but i hope this helps :)
Explanation:
Hormones binding to receptors initiate protein synthesis.
What are hormones?Hormones are chemical messengers produced by the body by endocrine glands and released into the blood to effect certain changes in the body.
Hormones are secreted from the cell and binds to its receptor. This initiates several responses in the body such as:
formation of mRNA in the nucleusinitiation of DNA replication because of a signal given by the hormonesynthesis of protein molecule by mRNA and tRNAsecretion of protein by the cellIn conclusion, hormones send messages to cells and when they bind to their receptors produce changes.
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Which of the following best describes a DNA molecule?
Answers
Answer:
its most probably double helix
A DNA molecule is a biomolecule found in all living organisms that carries genetic information. It is composed of a double helix structure made up of two chains of phosphates, sugars, and nitrogenous bases. The order of these bases determines the genetic code.
Explanation:A DNA molecule, or deoxyribonucleic acid, is a type of biomolecule found in all living organisms. It carries the genetic information necessary for the growth, development, functioning, and reproduction of these organisms. The DNA molecule looks like a double helix and it is composed of two polynucleotide chains that twist around each other to form a spiral structure. Each chain is made up of a phosphate group, a sugar group (deoxyribose), and a nitrogenous base (adenine, thymine, cytosine, or guanine). The order of these bases along the DNA molecule determines the genetic code.
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The scarcity of food affect the size of a finch population
Answers
What is the name of the average weather in an area over a long period of time?
A) climate
B) rain
C) storms
D) weather
HELP ASAP!!!!!
Answers
Answer:
D
Explanation:
Bc it’s common sense
Explanation; climate is the weather of a place over a long period of time but weather is the state of dryness, rain, cloudiness etc of a particular place and time
Employee A gets a pay raise of 50%. Employee B gets a pay raise of 45%. So Employee
A gets the bigger pay raise.
Answers
Answer:
A
Explanation:
Employee A gets a bigger pay rise by 5%
Answer:
yeah the employee A gets the bigger pay
Suppose the two possible alleles for the height gene are tall and short. If short is recessive to tall, provide the symbol representation and the phenotype for each of the genotype for this trait.
Answers
The alleles for short will be tt and for tall TT
Explanation:
The recessive alleles are written in small alphabets in Mendelian genetics so the alleles for short is tt.
They must be homozygous to express the phenotypic trait of short height in progeny.
tt = short
suppose if a homozygous tall and homozygous short is crossed
all the progeny will be heterozygous tall. Tt 4:0 ( no short progeny)
Suppose Tt is crossed with Tt
If heterozygous tall are crossed then genotype ratio will be
Tt:TT:tt
2:1:1
This means only 25% will be short.
A male cardinal's red color is an example of a trait affected by natural selection. The females of the species choose mates
based on the vibrant colors of the males' feathers. If females begin using different criteria than feather color when they
choose mates, what would most likely happen to the color of the male cardinals over time?
Answers
If female cardinals change their mate selection criteria away from red feather coloration, the vibrancy of male cardinal feathers could decrease over time due to the reduction in selection pressure for that trait, exemplifying directional selection.
Explanation:If female cardinals start choosing mates based on criteria other than the male cardinals' red feather color, over time, the selection pressure for vibrant red feathers may decrease. This could lead to a change in the cardinal population where the color of the male cardinals becomes less vibrant or more variable, as the trait would no longer confer a significant advantage in reproductive success. This is an example of directional selection, where the environment, including mate preferences, drive changes in traits over generations.
Cell Biology
Which process takes place in meiosis but not in mitosis?
A. spindle fiber formation
B. cell division
C. metaphase
D. crossing-over
Answers
Answer:
D- crossing over
Explanation:
All the others happen in mitosis.
What is the average charge (in mV) inside of the neuron at resting potential?
Answers
QUESTION 3
What steps are involved in creating hydroelectric power?
Water falls through a channel to a reservoir where it turns a turbine to generate electricity.
Water flows into the reservoir where the generator is located. The generator turns, which causes the turbine to transform electricity.
Water flows past a paddle that turns a generator attached to a turbine, and this creates electricity.
Water falls from a reservoir through a channel to a turbine. The water turns the turbines, which allows the generator to make electricity.
Answers
Water falls from a reservoir through a channel to a turbine. The water turns the turbines, which allows the generator to make electricity
Explanation:
Hydroelectric power is generated from free falling water through a river channel.
The flow of water at a high speed creates water current and the kinetic energy of the water movement spins turbine attached with a generator. This produces a rotating energy which spins the generator and the coil inside.
The magnetic spinning of coiled wire inside the generator produces electric current which is then stored and transmitted through electric power grid lines to supply electric current.
Hydroelectric power is generated by utilizing the potential energy of water stored in a reservoir behind a dam. The water is released to flow through turbines, which spin and drive a generator to produce electricity, subsequently transmitted through power lines.
Explanation:The process of creating hydroelectric power involves several critical steps. First, a dam is constructed across a river to form a reservoir, trapping the water and creating stored potential energy due to the water's elevated position. When the need for electricity arises, water is released from the reservoir and flows through a penstock, a narrow channel leading to the turbines. As water flows with kinetic energy through the turbines, it causes the turbines to rotate.
These turbines are connected to a generator. The rotational motion of the turbines is converted into electrical energy by the generator, which operates on the principle of electromagnetic induction. Once the electricity is generated, it is transmitted via power lines to be distributed for use. The water that passes through the turbines continues its flow downriver.
Hydropower is a form of renewable energy, and the efficiency of this process can be quite high, sometimes approaching 90% in terms of energy conversion. While the most common form of hydroelectric power comes from dams and reservoirs, other methods include run-of-the-river systems and less frequently, tidal and wave energy, which also harness the power of moving water but through different mechanisms.
What is likely to occur after a lava flow has destroyed all life in a natural community?
climax community
primary succession
secondary succession
growth of opportunist species
Help plz
Answers
Answer:
the answer is primary succession! why?
Explanation:
well it means, when new life begins in an area with no existing community or soil. That should help you guys!
Primary succession is most likely to occur after a lava flow has destroyed all life in a natural community. The correct option is B.
What is primary succession?When a new piece of land is produced or is first exposed, primary succession occurs.
This may occur, for instance, when lava solidifies and forms new rocks or when a glacier recedes and reveals bare rocks. In the initial succession, organisms have to start over.
In primary succession, living organisms first occupy newly exposed or newly created rock.
In secondary succession, a previously inhabited area is disrupted, then recolonized as a result of the disturbance.
The likelihood of primary succession is highest when a lava flow has wiped out all life in a natural community.
Thus, the correct option is B.
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The sedimentary layers of Earth increase in temperature with depth. The massive weight of these layers also causes an increase in pressure which increases the temperature even more. This cycle of heat and pressure transforming the existing rock is called the rock cycle, a system of constantly changing rock formation and melting that links sedimentary, igneous, and metamorphic rock. The hotter the temperature and pressure the greater the metamorphic changes. Depending on the conditions under which rock is changed, the rock gradient forms new metamorphic rock into high-grade or low-grade metamorphic rock
Answers
Answer:
The highest grade metamorphic rocks will be formed at high temperatures and high pressures.
Explanation:
Metamorphic rocks can be described as the type of rocks which are formed by a change in the form of the existing rocks. In other words, metamorphosis of igneous, sedimentary or existing metamorphic rocks leads to the production of metamorphic rocks. High temperature and pressure are required by the rocks to change its form and develop into metamorphic rocks. Temperatures usually more than 320 degree Celsius are required for high-grade metamorphism.
Gabriela recently moved to a city in Florida that is prone to severe weather. Help Gabriela prepare for impending storms by identifying the
conditions that lead to each type of severe weather event.
Answers
I believe that this is the answer
Answer:
see image
Explanation:
You are given two unknown solutions, A and B. One of the solutions contains water and table salt, and the other contains water and table sugar. Without any testing, using the data table and your knowledge of chemical bonds, you are able to determine which solution contains sugar and which contains salt. Which solution is which?
Answers
You can distinguish between these solutions by looking at their crystalline structure. They form different structures because one is an ionic bond and the other one is a covalent bond.
Explanation:
Sodium Chloride (salt) is formed by giving and taking electrons, that is ionic bonding. It happens between a metal and a non-metal Sugars are formed between non-metals, where there is only sharing of electrons happened. It is called covalent bonding. Covalent bonds are stronger than ionic bonding. Hence, if you keep the solution for an hour, there forms a crystalline structure. It would be different structures since their force of attraction differs.Answer: it would be A: A contains sugar and B contains salt, because salt is ionic and a good conductor of electricity.
whye are only green plants are called producers
Answers
Answer: Because they produce gloucose by photosynthesis
Explanation:
There contain chlorophyll which allows them to undergo photosynthesis
Answer: They manufacture their own food in the process known as photosynthesis.
Explanation: Green plants have chlorophyll which is a green pigment found in plant leaves. Chlorophyll helps the plants to trap energy from the sun and use it to produce glucose in the presence of carbon dioxide and water. Green plants are called autotrophs or producers because of their ability to produce their own food. The balanced chemical equation for photosynthesis is 6CO2 +6H2O + sunlight ---> C6H12O6 + 6O2.
When should you program your GPS for your destination?
A. Before you get halfway to your destination.
B. After you get halfway to your destination.
C. Before you put your car in gear.
D. After you reach your destination.
Answers
Answer:C Before you put your car in gear Explanation:So the driver is not constantly glancing and interacting with the GPS
Final answer:
To ensure safety and efficiency, program the GPS before putting the car in gear, aligning with the best practice of starting with the end in mind for successful journey planning. The correct answer is C. Before you put your car in gear.
Explanation:
When embarking on a journey, it is imperative to program your GPS prior to starting the drive. When you program your GPS for your destination, the best practice is to do so before you begin your trip, to ensure safe and efficient navigation. The correct timing to set your GPS is before you shift your car into gear. This allows you to have a clear understanding of the route, minimizes distractions while driving, and provides an opportunity to prepare for any potential reroutes that may be necessary due to unexpected conditions or obstacles.
Moreover, by programming your GPS ahead of time, you define your destination clearly and can envision the end result, which aligns with the adage 'Begin with the end in mind' from Stephen Covey. This approach not only contributes to achieving goals in various aspects of life but is also fundamental in navigation to reach a specific location safely and efficiently. Therefore, the correct answer is:
C. Before you put your car in gear.