Front

What is a chemical change?

Back

A chemical change is a process that results in the formation of new substances with different properties.

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.

Front

How does a chemical change differ from a physical change?

Back

A chemical change creates a new substance, while a physical change does not.

Front

What are the three states of matter?

Back

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

Front

What is a solid?

Back

A solid is a state of matter that has a definite shape and volume.

Front

What is a liquid?

Back

A liquid is a state of matter that has a definite volume but takes the shape of its container.

Front

What is a gas?

Back

A gas is a state of matter that has no definite shape or volume.

Front

What happens to a solid when it dissolves?

Back

When a solid dissolves, it breaks down into smaller particles and mixes with a liquid.

Front

What does it mean if a solid doesn't dissolve?

Back

If a solid doesn't dissolve, it means it remains separate and does not mix with the liquid.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that retain their individual properties.