Ch. 5 Review on Matter

Front

What is the formula for density?

Back

D = m/v

Front

What are the three states of matter?

Back

Solids, Liquids, and Gases

Front

What does the state of matter depend on?

Back

Temperature

Front

What does the law of conservation of mass state?

Back

Matter is not created or destroyed in a physical change or chemical reaction and has the same mass before and after the reaction or change.

Front

If a material has a mass of 5 grams, what is its mass after melting?

Back

5 grams

Front

What is matter?

Back

Anything that has mass and takes up space.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force exerted by gravity on that mass.

Front

What happens to the density of a substance when it is heated?

Back

Generally, the density decreases as the substance expands.

Front

What is an example of a solid?

Back

Ice

Front

What is an example of a liquid?

Back

Water