Big Idea 8 and 9 24.25

Front

What is mass?

Back

Mass is the amount of matter in an object, usually measured in grams or kilograms.

Front

What is a chemical change?

Back

A chemical change is a process where a substance transforms into a new substance with different properties.

Front

What is an example of a chemical change?

Back

An example of a chemical change is an egg frying in a pan.

Front

What is freezing?

Back

Freezing is the process where a liquid turns into a solid when it loses heat.

Front

What happens when the same poles of magnets face each other?

Back

When the same poles of magnets face each other, they repel each other.

Front

What happens when opposite poles of magnets face each other?

Back

When opposite poles of magnets face each other, they attract each other.

Front

What is the difference between physical and chemical changes?

Back

Physical changes do not create new substances, while chemical changes do.

Front

What is an example of a physical change?

Back

An example of a physical change is paper being shredded.

Front

What is evaporation?

Back

Evaporation is the process where a liquid turns into a gas.

Front

What is condensation?

Back

Condensation is the process where a gas turns into a liquid.