8th Grade Intro to Matter

Front

What is the basic particle from which all elements are made?

Back

Atom: The smallest particle of an element that has the properties of that element.

Front

What is a neutral group of two or more atoms held together by covalent bonds?

Back

Molecule: A group of atoms bonded together.

Front

What is the amount of space that matter occupies called?

Back

Volume: The measure of the space an object or substance takes up.

Front

What describes a characteristic of a substance that indicates its ability to change into different substances?

Back

Chemical Property: A property that describes how a substance can change into another substance.

Front

In a ___________ change, a substance changes into a different substance.

Back

Chemical: A change that results in the formation of new chemical substances.

Front

What is the term for the amount of matter in an object?

Back

Mass: The quantity of matter in a substance.

Front

What is a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition.

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 the term for a substance that cannot be broken down into simpler substances?

Back

Element: A pure substance made of only one type of atom.

Front

What is the process called when a solid turns into a liquid?

Back

Melting: The transition from solid to liquid state.