B) Greenpeace
Why? They work to create awareness (:
Assume that the small-massed particle is and the heavier mass particle is .
Now, by momentum conservation and energy conservation:
Now, there are 2 solutions but, one of them is useless to this question's main point so I excluded that point. Ask me in the comments if you want the excluded solution too.
So now, we see that and . So therefore, the smaller mass recoils out.
Hope this helps you!
Bye!
The plant will not grow. In fact it could have all the nutrients and all the water it needs, but without a sufficient amount of light, it could die because its leaves are meant for a certain minimum amount of light.
I'll come back and see if you have posted the question you wanted and edit my answer.
The answer is D. discrimination.<span />