Answer:
It's probably going to be D. Gravity
Explanation:
Because the question says "fall" it is safe to assume that gravity is the answer.
Gravity erosion is the type of erosion that causes soil and rocks to fall. This can occur through landslides, rockslides, and other slope movements influenced by factors like steepness and soil or rock type.
Explanation:The kind of erosion that causes soil and rocks to fall is D. Gravity. Gravity erosion, also known as mass wasting or slope movement, occurs when the force of gravity is strong enough to make soil, rock or debris on a slope slide down. An example might be a landslide, where soil and rock on a steep mountainside become unstable and tumble downwards, or smaller rockslides along a highway cutting. This type of erosion is interconnected with factors such as slope steepness, type of soil or rock, and the amount of water in the soil, which can add weight and decrease friction.
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A simple organism that has to compete for living space and food would have a greater chance of survival in a stable environment if it reproduced
a.asexually
b.sexually
c.once per year
d.through meiosis
Which shows the levels of organizational hierarchy listed from least complex to most complex?
Answer:
That would be organism, species, and then community.
Explanation:
Answer:
Biosphere, community, organism
Explanation:
explain how most of the electricity produced in the U.S
Answer:
According to the U.S. Energy Information Administration, most of the nation's electricity is generated by coal, natural gas, and nuclear energy. Electricity is also produced from renewable sources such as hydropower, biomass, wind, geothermal, and solar power.
Answer:
water or garbage
Explanation:
I was watching toy story and like the garbage thing they were going into the teddy bear said it made power also I was watching a africa show and they explained how water powered their city sorry if I am wrong.
Which mineral test is shown in the image?
Hardness mineral test is shown in the image. The right answer is c.
The hardness of a mineral is a measure of its resistance to scratching or abrasion. It is one of the fundamental physical properties used to identify and classify minerals. The most commonly used scale for testing mineral hardness is the Mohs Scale of Hardness, which was developed by Friedrich Mohs in 1812.
The scale ranks minerals from 1 (the softest) to 10 (the hardest) based on their ability to scratch each other. Talc, with a hardness of 1, is the softest mineral and can be easily scratched by a fingernail while Diamond, is at the top of the scale with a hardness of 10, is the hardest mineral and can scratch all other minerals.
The correct answer is option c.
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The question seems incomplete. The complete question is:
Which mineral test is shown in the image?
a. Public Domain
b. Specific gravity
c. Hardness
d. Cleavage
Choose the best explanation of the difference between evolution and natural selection.
Which two characteristics do all animals have?
O They are symmetrical and heterotrophic
O They are heterotrophs and have a backbone.
O Their cells have a nucleus and membrane-bound organelles.
O They have a backbone, and their cells have membrane-bound organelles.
The answer is the third option "Their cells have a nucleus and membrane-bound organelles." All animals have cells and each cell has a nucleus the organelle that controls all of the other organelles, and the cell membrane which protects the cell. Just like how all plant cells have a cell wall to protect the cell.
Hope this helps.
The two characteristics that all animals have in common is : ( C ) Their cells have a nucleus and membrane-bound organelles
Characteristics of animalsEvery animal posses a cell which is made of various organelles such as the nucleus which contains all the vital information such as DNA and a membrane-bound organelle which protects and shapes the cell. therfore the common characteristics of animals re the possession of nucleus and membrane bound organelles.
Hence we can conclude that the two characteristics that all animals have in common is Their cells have a nucleus and membrane-bound organelles.
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Cells are surrounded and protected by
Answer:
The phospholipid layer surrounds the cell and protects it from the outside environment.
Explanation:
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4 points
What causes an ionic bond?
Answer:
A positive ion is attracted to a negative ion
Explanation:
Answer:
when the valence of one atom, combined with another atoms valence
Explanation:
atoms want a full outer circle in there electron cloud, which is eight. so if two atoms have less than eight they bond to combine there outer electrons.
2.) Would a plant grow better in a room painted blue or in a room painted green? Explain your answer.
Answer:
A blue room
Explanation:
Green light is the least effective for plants because they are themselves green due to the pigment Chlorophyll.. Blue light helps encourage vegetative leaf growth, and red light encourages flowers. this happens because the amount of blue, red and far red spectrum of light that reaches the planet changes with the seasons. As days start to get longer, more blue spectrum light reaches the surface of the earth. This initiates a vegetative growing stage for most plants leading into the spring and early summer. As the days start to grow shorter, and more of the red and far red spectrum reaches the surface, it leads into the late summer and fall reproductive season.
Can nonrenewable resources be used sustainably?
A. Yes, nonrenewable resources are always beneficial for the environment
B. No, there are only negative effects of using nonrenewable resources
C. No, there's a finite amount of nonrenewable resources
D. Yes, as long as use doesn't exceed availability
is the correct answer
D. Yes, as long as use doesn't exceed availability
Answer:
C
Explanation:
we know non renewable resources once used up can't be replenished, the question of can it be used sustainably certainly does not present a good picture of its use. It is certainly more difficult to replace such resources.
D. Yes, as long as use doesn't exceed availability.
Nonrenewable resources, such as fossil fuels (coal, oil, natural gas) and minerals (like metals), are finite in nature and cannot be replenished over short timescales. However, they can be used sustainably if their extraction and consumption rate do not exceed their natural rate of formation or replenishment over geological timeframes.
Option D is the correct statement because it highlights the possibility of using nonrenewable resources sustainably by ensuring that their usage does not deplete them faster than they can naturally be replaced. Sustainable use involves managing the extraction and consumption of nonrenewable resources in a way that considers their finite nature, seeks efficiency in utilization, and promotes the development and adoption of alternative, renewable, or more sustainable energy and material sources.
On the other hand, options A and B are incorrect. Nonrenewable resources can have both positive and negative effects depending on their usage and management. While they have been essential in driving modern industrial development and economic growth, their use is associated with environmental impacts like greenhouse gas emissions, air and water pollution, habitat destruction, and climate change.
Option C is partly true as nonrenewable resources are indeed finite, and their quantities are limited. However, just because they are finite doesn't mean they cannot be used sustainably. Sustainable use involves making informed decisions about their utilization, maximizing efficiency, and exploring alternatives to ensure a balance between meeting current needs and conserving resources for future generations.
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Question 11 (5 points)
A family of elements that contains the most reactive metals is the___
noble gases
alkaline earth metals
alkali metals
transition elements
Answer:
alkaline earth metals
plants follow fall what domain
bacteria follow fall what domain
animals and fungi fall under what domain
Answer:
Plants are under the Eukarya,
Bacteria fall under Bacteria,
and Animals/Fungi lie under Eukarya as well
Explanation:
Which of these is one of the nitrogenous bases in DNA?
The _______ is a process often used by scientists to help them solve problems.
Technology
The scientific method is an empirical method of acquiring knowledge that has ... The process of the scientific method involves making conjectures (hypotheses), deriving predictions ...
one characteristic of living things is their ability to change and adapt over time true or false
Answer:
false
Explanation:
One characteristic of living things is they can't change and adapt over time.
the answer would be false
What hypothesis did Miller-Urey test in their experiment?
Answer:
Oparin's hypothesis
Explanation:
Which image models the action of the enzyme helicase in the DNA replication process?
The action of the enzyme helicase in the DNA replication process can be best represented by a zipper. Therefore option B is correct.
Helicase is responsible for unwinding the double-stranded DNA helix by breaking the hydrogen bonds between the complementary base pairs.
Like pulling apart the teeth of a zipper, helicase separates the two DNA strands, exposing the template strands for replication.
This unwinding is a crucial step as it allows the DNA replication machinery to access the individual strands and create new complementary strands.
The analogy of a zipper accurately captures the dynamic and sequential nature of helicase's role in DNA replication.
Therefore option B is correct.
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Your question is incomplete, but most probably your full question was,
Which image models the action of the enzyme helicase in the DNA replication process?
A. a sewing machine
B. a zipper
C. a glue stick
D. a copy machine
Planets take in _ and release oxygen gas
Carbon dioxide (CO₂)
Explanation:Plants use a process called photosynthesis. During this process, they take CO₂ from the air and water from their roots and combine them. Then, using energy from sunlight, they convert these ingredients into carbohydrates and oxygen, and the extra oxygen is released into the atmosphere.
Which of the following is not associated with invasive species?
Decide whether each statement describes the life cycle of a low-mass star or a high-mass star.
When a _____-mass star leaves the main sequence, it becomes a red giant before creating a planetary nebula and becoming a white dwarf.
When a _____-mass star leaves the main sequence, it becomes a red supergiant before creating a supernova and becoming either a neutron star or black hole.
Answer:
For the first blank ; low
For the second blank ;high
Explanation:
When a low-mass star leaves the main sequence, it becomes a red giant before creating a planetary nebula and becoming a white dwarf.
When a high-mass star leaves the main sequence, it becomes a red super-giant before creating a supernova and becoming either a neutron star or black hole.
Answer: "Low mass star" and 'High mass star"
Explanation: A low mass star is one whose mass is less than half of the sun's entire mass. Here, the size is very small, temperature is very much cold and exist for a quite long period of time. It eventually dies out becoming a white dwarf, after exiting the main sequence.
A high mass star is the one whose mass is thrice more than the sun's entire mass. Here, the size is very big, temperature is significantly high and exist for a shorter period of time. It subsequently becomes a reddish colored enormous star and dies out forming a black hole or it could form a neutron star, after coming out of the main sequence.
Select the correct graph.
The blue curve on the graph represents the original population of a species of white rabbits. Which graph shows directional selection that occurs in a species?
Answer:
The middle graph
Explanation:
Distribution of traits across a population forms the natural selection. It can be depicted in a graph. There is three types of natural selections. These are directional selection, disruptive selection and stabilizing selection. Among the given graphs, the middle graph shows directional selection because shifting the mean of the population graph. In this type of selection, the selection works against the trait distribution.
where did the Louis XVL try to get money from
Answer:
Palace of Versailles
Explanation:
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Hydrocarbon-containing natural resources burned for energy
Answer fossel fuels
Explanation:
Hydrocarbon-containing natural resources burned for energy include fossil fuels such as coal, oil (petroleum), and natural gas.
Fossil fuels are hydrocarbon-containing natural resources that have formed over millions of years from the remains of ancient plants and organisms. They are rich in carbon and hydrogen atoms and are the primary source of energy for electricity generation, transportation, industrial processes, and heating in many parts of the world.
When these fossil fuels are burned, they undergo combustion, combining with oxygen from the air to release energy in the form of heat. This energy is harnessed to produce electricity in power plants or to power engines in vehicles and machinery.
However, the burning of fossil fuels for energy also has significant environmental consequences. The combustion process releases carbon dioxide (CO₂) and other greenhouse gases into the atmosphere, contributing to the greenhouse effect and global warming. These emissions are a major driver of climate change and its associated impacts, such as rising sea levels, extreme weather events, and shifts in ecosystems.
Additionally, the burning of fossil fuels releases other pollutants into the air, including particulate matter, nitrogen oxides (NOx), sulfur dioxide (SO₂), and volatile organic compounds (VOCs). These pollutants can lead to the formation of smog and contribute to air pollution, which can have adverse effects on human health, particularly on respiratory and cardiovascular systems.
Due to the environmental concerns associated with burning fossil fuels, there is an increasing global emphasis on transitioning to renewable and cleaner energy sources, such as solar, wind, hydroelectric, and geothermal power, to reduce greenhouse gas emissions and mitigate the impacts of climate change.
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Which macromolecule forms a double layer as the primary structure of cell membranes?
A.fats
B.oils
C.phospholipids
D.steroids
Phospholipids form a double layer that acts as the primary structure of cell membranes. They align naturally in a bilayer due to their unique structure, where one part is attracted to water while the other part is repelled.
Explanation:The macromolecule that forms a double layer as the primary structure of cell membranes is phospholipids. These are a type of fat molecule that has a phosphate group in its structure. They have a unique property, where one part of the molecule is attracted to water (hydrophilic) and another part is repelled by water (hydrophobic). In a water-based environment, phospholipids naturally arrange themselves in a double layer, or bilayer, with their hydrophilic phosphate heads facing the water and their hydrophobic fatty acid tails tucked away in the middle. This double layer forms a barrier that separates the inside of a cell from its surrounding environment, hence forming the primary structure of cell membranes.
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The Punnett square above shows a cross between two sweet pea plants in Mendel's greenhouse. Both parents have blue flowers (Bb). Which statement describes the offspring expected from this cross? A) 50% white-flowered and 50% blue-flowered B) 75% white-flowered and 25% blue-flowered C) 75% blue-flowered and 25% white-flowered Eliminate D) 100% blue-flowered and 0% white-flowered
Answer:
C) 75% blue-flowered and 25% white-flowered Eliminate
Explanation:
A square representation of a cross between the gametes of the parent allele for a specific trait is called a Punnett square. A cross between a single trait among the parental generation is called a monohybrid cross.
75% blue-flowered and 25% white-flowered is expected from this cross.
The Punnett cross between the flowers can be explained as:Given,
The allele for the blue parent plant = Bb
See the attached image below for the cross.
Phenotypic ratio = 2:1Genotypic ratio = 1:2:1The physical attribute of flower colour will be seen as 75 % blue coloured and 25% white coloured flower as the cross was between two heterozygous species.
Thus, option C. 75% blue-flowered and 25% white-flowered will be observed.
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6. Which statement about seagulls and sea stars is true?
A Seagulls are the prey of sea stars.
B Sea stars are the prey of seagulls.
O
C
Sea stars are the predators of seagulls.
D Sea stars are the hosts of seagulls.
Answer:
B. Sea stars are the prey of seagulls
Explanation:
Seagulls eat sea stars, meaning that sea stars are their prey (the organism that is eaten).
Predator: an organism that eats (preys on) another organism
Prey: an organism that is eaten by another organism (creatures can be both predator and prey. For example, a rabbit is a predator to grass, while they are prey to foxes)
Host: An organism that is fed on by a parasite. Think of a dog with a tick. The dog is the host, the tick is the parasite.
Incorrect answers (and why):
A. Sea stars do not eat seagulls
C. If a sea star was a predator to a seagull, that would mean that they eat seagulls. They do not.
D. A host is an organism that a parasite preys on. Not only are sea stars not parasites, but they definitely do not prey on seagulls.
I hope this helps! :)
why nostoc is called blue green algae?
Answer:
Explanation:
They contain the photosynthetic pigments photo cyanin (blue) & chlorophyll (green)
Nostoc is called blue-green algae because it belongs to the group of cyanobacteria, often known as 'blue-green algae'. These organisms are classified under Phylum Cyanobacteria and can be found in various habitats like soil, ponds, and wet environments.
if measurements of a gas are 75N 300 kPa and then the gas is measured a hey second time and found to be 50 L, describe what had happen to the pressure include which law supports this observation
Answer:
P₁V₁ = P₂V₂
300*75 = P₂*50
P₂*50= 300*75
P₂ = 300*75/50 = 450
P₂ = 450 kiloPascals.
Four locations on Earth receive sunlight at different angles. At which of the following angles will the intensity of sunlight received be the least? 90° 75° 50° 25°
Answer:
25°
Explanation:
The Intensity of sunlight is greatest when the sun is overhead, that is when the sun is directly above, thus the rays strike the surface at right angles. In this way the intensity of sunlight will be concentrated over a smaller region compared to when the rays strike the surface at a much smaller angle like 25 degree.
Answer:
25°
Explanation:
The intensity of solar reaches the earth with greater intensity when the sun is in a position that allows the sun's rays to reach the earth at right angles. This is possible when the sun is well above the earth, at a 90º angle. The farther from this angle, the lower the intensity of the sun's rays on the earth, in that house, when the sun is at 25 ° the intensity of the sunlight received will be less.
What information does a food pyramid describe that a food web does not?
Answer:
“Food chain” and “food web” relate to the ecological cycle of life in which one species eats another to survive. While a “food pyramid” is used to describe the ideal balanced diet for a human being.
Explanation: