Question

marissa conducts an investigation on the effect of music on the growth of radish plants over a span of five days. marissa obtains radish plants that have been grown in the same soil and waters the radishes the same amount each day. she plays a different type of music for each radish plant at the same time each day and then measures the height of each plant. what is the dependent variable in marissas investigation?
○ the type of soil
○ the music played
○ the growth of the radish plant
○ the amount of water added

Explanation:

In an experiment, the dependent variable is the outcome being measured, which changes in response to the independent variable. Here, Marissa tests how different music affects radish growth, so growth is the measured outcome. The soil type and water amount are controlled constants, and the music is the independent variable being tested.

Answer:

the growth of the radish plant