PLEASE HELP
To test the hypothesis that plants grow faster in green light, a student set up 3 of the same type of plants. She placed the first plant under a green light, the second plant under a regular light bulb, and the third plant under a red light.

What is the dependent variable in this experiment?
amount of water
type of plant
color of light
plant growth

Question

PLEASE HELP
To test the hypothesis that plants grow faster in green light, a student set up 3 of the same type of plants. She placed the first plant under a green light, the second plant under a regular light bulb, and the third plant under a red light.

What is the dependent variable in this experiment?
amount of water
type of plant
color of light
plant growth

anonymous · Answer

Type of plant is the dependent variable!

anonymous · Answer

color of light is the independent variable. 

The independent variable is always the one which is controlled and varied by the experimenter. 
The dependent variable is the one measured - in this case the growth of the plants.