First Semester Science Flashcard Review

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition. Example: Melting ice.

Front

Which state of matter has a definite volume but no definite shape?

Back

Liquid has a definite volume but takes the shape of its container.

Front

What does Newton’s 3rd Law of Motion state?

Back

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

Front

Where are nonmetals located on the periodic table?

Back

Nonmetals are located to the right of the periodic table.

Front

What is a longitudinal wave?

Back

A longitudinal wave is a wave in which the particles of the medium move parallel to the direction of the wave. Example: Sound waves.

Front

What is a chemical change?

Back

A chemical change results in the formation of new chemical substances. Example: Burning wood.

Front

What is the definition of matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three states of matter?

Back

The three states of matter are solid, liquid, and gas.

Front

What is the difference between a solid and a liquid?

Back

A solid has a definite shape and volume, while a liquid has a definite volume but takes the shape of its container.

Front

What is the definition of a wave?

Back

A wave is a disturbance that transfers energy from one place to another.