Energy -- either in light or chemical form -- is also required for life. Both forms fuel the metabolic reactions that allow life to reproduce. Along with energy, we must make sure that any planet has a protective atmosphere that keeps the radiation from a sun out, while still keeping the planet warm.
Answer:
I think it's A
Explanation:
I'm guessing but i feel like it's def not D
Answer:There are two conditions that must be met for an object to be in equalibrium.
Explanation:1. The first condition is that the net force of the object must be zero for the object to in equalibrium.
2.If net force is zero then net force along any direction is zero.
Answer:
<u>b</u>
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