Question

A student is studying the effect of fertilizer on fruit growth. He uses 6 tomato plants, placing each in a garden where they get equal amounts of sun and water. One plant is given no fertilizer, while the other 5 plants are given 5, 10, 15, 20, and 25 grams of dissolved fertilizer each day for 3 weeks. At the end of the experiment the tomato fruits are weighed.

What is the dependent variable in this experiment?

(1 point)
Responses

fruit weight
fruit weight

sun exposure
sun exposure

amount of water
amount of water

amount of fertilizer

Answer 1

fruit weight — it's the measured outcome that depends on the fertilizer amount.