D) orbit the nucleus like the planets orbit the sun.
this idea was first proposed in the rutherford model:)
<span>He discovered a new type of medicine that could treat infections.
Hope this helps!
-Payshence xoxo</span>
Deforestation is not a natural change.
<span>A tropism is a movement of an organism toward or away from a stimulus. A positive tropism is when the organism moves toward the stimuli. A negative tropism is when the organism moves away from the stimuli. So, your answer will be negative tropism, since the stem is growing up and out of the soil, AWAY from gravity.</span>