1 point
2. A student performed an experiment to see how the pH of ocean water
affected the shell of an oyster. The student collected oyster shells and
soaked them in different solutions of ocean water. One batch was placed in
normal ocean water (pH 8.6) and one batch in ocean water with a pH of
8.0. The independent variable is... "
The normal ocean water with a pH of 8.6
The ocean water with a pH of 8.0
The amount of time the shell was in the solution
The type of shell (oyster)
3. A student performed an experiment to see how the pH of ocean water
I point