Classification of Matter Review

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What is a chemical change?

Back

A chemical change is a process where a new substance is formed, and the original substance changes its chemical composition.

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 the difference between a chemical change and a physical change?

Back

In a chemical change, a new substance is formed, while in a physical change, the substance remains the same.

Front

What is a compound?

Back

A compound is a substance formed when two or more elements chemically bond together.

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is the chemical symbol for Copper?

Back

Cu

Front

What does the atomic number represent?

Back

The atomic number represents the number of protons in the nucleus of an atom.

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 object.

Front

What is volume?

Back

Volume is the amount of space that a substance or object occupies.