7th Atoms and Molecules

Front

What is a compound?

Back

A compound is a substance made up of two or more different elements that are chemically bonded 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 term for combining two or more atoms together?

Back

Compounds.

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What happens to atoms and molecules when you heat matter?

Back

They move faster.

Front

What is a molecule?

Back

A molecule is a group of two or more atoms bonded together, which can be the same or different elements.

Front

What is the smallest unit of an element?

Back

An atom.

Front

What is the difference between an atom and a molecule?

Back

An atom is a single unit of an element, while a molecule is made up of two or more atoms bonded together.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded.

Front

What is a chemical bond?

Back

A chemical bond is the force that holds atoms together in a compound.