The average distance from the sun to Earth
Explanation:
- Astronomical unit is defined as the the average distance from the center of the earth to the center of the sun.
- It is represented by AU.
- The value is equal to a unit of measurement of 149.6 million kilometers.
- An Astronomical Unit is approximately equal to 93 million miles (150 million km). It's approximately 8 light-minutes.
- Astronomical units are usually used to measure distances in solar system.
Answer:
The entire process is nutrition cycle but more precisely assimilation
Explanation:
The amount of hyaline cartilage in the embryonic skeleton is much higher than in a child. This is because the embryonic skeleton will still go calcification as the embryo ages to fetus and eventually to being a child to adulthood.
<h2> Ecological Footprint</h2>
The ecological footprint is an indicator that accounts for human demand on global biological resources. If a person observed his ecological footprint, there will be less environmental problems like carbon emissions, lack of fresh air, global warming and increased environmental pollution would be reduced.
<h3>Impact of ecological footprint</h3>
One of the four categories of ecological footprint can serve as an environmental indicator because the category causes impact on the environment which leads to change in the environment so we can conclude that the category of ecological footprint can serve as an environmental indicator.
Learn more about environment here: brainly.com/question/17413226
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I believe the correct response is D. A single variable.