Question

A student hypothesizes that a goldfish will be more active in a bowl that has red gravel than in a bowl with grey gravel. To test this hypothesis, the student places one goldfish in a bowl with red gravel and another goldfish in a bowl with grey gravel. The color of the gravel is the _______________ variable in the experiment.

A) control
B) responding
C) dependent
D) independent

Answer 1

D) independent

Step-by-step explanation:

The color of the gravel is the independent variable in the experiment.

Answer 2

Independent

Step-by-step explanation:

Independent variables are the variables that cause the reaction, or the dependent variable. IN this case the dependent variable is the activeness of the fish