7th Grade Science Semester Review

Front

What do you add to a solution to make it more concentrated?

Back

Solute

Front

Do unbalanced forces change the motion of an object? (True/False)

Back

True

Front

What can be concluded if Sandra traveled a greater distance than Joey on a graph?

Back

Sandra traveled a greater distance than Joey.

Front

If two boys are pulling with the same amount of force, what will happen?

Back

They will not move at all.

Front

Back

4

Front

What is a solute?

Back

A substance that is dissolved in a solution.

Front

What is a solvent?

Back

A substance that dissolves a solute, forming a solution.

Front

What is the difference between balanced and unbalanced forces?

Back

Balanced forces do not change an object's motion, while unbalanced forces do.

Front

What is acceleration?

Back

The rate of change of velocity of an object.

Front

What does a negative acceleration indicate?

Back

An object is slowing down.