Question

Choose all the answers that apply.

Megan wants to find out if the color of light affects the growth of a plant. Which of the following should be controls?
A_light color
B_amount of light
C_type of plant

Answer 1

A)Light color

B)Amount of light

C)Type of plant

Answer 2

The light of color, and the type of plant would be controlled variables. The growth rate would be the dependent variable, and the independent variable would be the amount of light.