Question

Question 7

Answer 1

Answer:

a. Amount of weathering

Explanation:

In this experimental setup, the amount of weathering is the dependent variable. It is that variable that depends on the action of another.

• The dependent variable usually surfaces as the one being tested for.
• The independent variable does not rely on anything. It is usually the cause of the phenomenon observed in the experimental procedure.

In this case, the amount of acid is the independent variable.

The dependent variable is the amount of weathering.