2nd 9 wks review

Front

What is Newton's Third Law of Motion?

Back

For every action, there is an equal and opposite reaction.

Front

What happens to a balloon when it is released after being blown up?

Back

The balloon moves in the opposite direction of the air flow.

Front

What is a chemical change?

Back

A process where one or more substances are transformed into new substances with different properties.

Front

What is an indicator of a chemical change?

Back

Indicators include change in color, formation of precipitate, and production of gas.

Front

What is NOT an indicator of a chemical change?

Back

Change in shape.

Front

What can be concluded if a white solid forms when two colorless solutions are mixed?

Back

It is a chemical change because a new substance was formed.

Front

What happens to potential and kinetic energy during a chemical reaction that releases heat and light?

Back

The potential energy decreases and the kinetic energy increases.

Front

What is the reaction force when a bird pushes down on the air with its wings?

Back

The air pushes the bird up.

Front

What is potential energy?

Back

The energy stored in an object due to its position or arrangement.

Front

What is kinetic energy?

Back

The energy of an object due to its motion.