Read the experiment setup. Then, match the components of the experiment with the type of variable.
Marcy is doing an export lent on the effect of fertilizer on plant growth. She grows 30 pots of radishes. 10 pots receive fertilizer A, 10 pots receive fertilizer B, and 10 pots receive no fertilizer. She grows all the pots in the same location and gives them the same amount of water
a. ___: fertilizer
b. ___: plant growth
c. ___: growing in same location, water, type of plant (radish)
1. Independent variable
2. Dependent variable
3. Controlled variable
