Question

A student conducts an experiment to determine how the amount of water given to a plant affects its growth.

Which of the following is not a constant or control for this experiment?
a.
the type of plant
b.
the amount of soil
c.
the amount of water
d.
the amount of time in the sun



Please select the best answer from the choices provided


A
B
C
D

Answer 1

C

The amount of water is the independent variable being changed to test its effect, so it is not a constant/control.