Phototropism.

For my science experiment I will be testing if phototropism affects pea plants. The purpose of this is to see how much the growth of the plant is affected by sunlight. Many years ago the scientist Charles Darwin discovered what today we called phototropism. I intend to create my own small experiment except this time I will be using artificial light instead of natural light (the sun).
The definition of tropism is "a growth movement whose direction is determined by the direction from which the stimulus strikes the plant" and "photo" means relating to light. There for, Phototropism is when a…