Matter - 2

Front

What is 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 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

What is a chemical change?

Back

A chemical change is a change that results in the formation of new chemical substances.

Front

What happens to the mass of a substance during a chemical reaction?

Back

The mass of the substance is conserved; it does not change, although it may appear to change due to gas formation or loss.

Front

What is the difference between a mixture and a compound?

Back

A mixture is a combination of two or more substances that retain their individual properties, while a compound is a substance formed when two or more elements chemically bond.

Front

What is an example of a chemical change?

Back

An example of a chemical change is iron rusting.

Front

What is an example of a physical change?

Back

An example of a physical change is melting ice.

Front

How do particles behave in a solid?

Back

In a solid, particles are closely packed together and vibrate in place.

Front

How do particles behave in a liquid?

Back

In a liquid, particles are close together but can slide past one another, allowing the liquid to flow.