Unit 3 Basic Chemistry Vocabulary

What is the smallest unit of matter?

• atom

• molecule

• cell

• proton

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

What is a pure substance made of one kind of atom called?

• element

• compound

• mixture

• solution

What is a substance made of two or more elements called?

• compound

• element

• mixture

• atom

What holds atoms together?

• chemical bond

• magnetic force

• gravitational pull

• ionic field

What are two or more atoms bonded together called?

• molecule

• element

• compound

• ion

Tags

NGSS.MS-PS1-1

What is an atom?

• The smallest unit of an element that retains the properties of that element.

• A molecule made up of two or more elements.

• A large particle visible to the naked eye.

• A substance that cannot be broken down into simpler substances.

Tags

NGSS.MS-PS1-1

What is an 'element'?

• A substance that cannot be broken down into simpler substances by chemical means.

• A mixture of substances.

• A compound of different atoms.

• A solution that conducts electricity.

What is a 'compound'?

• A substance made of two or more different elements chemically bonded together.

• A mixture of substances that can be separated physically.

• A single element from the periodic table.

• A physical combination of substances that keep their properties.

Tags

NGSS.MS-PS1-1

What is a 'chemical bond'?

• A force that holds atoms together.

• A process that breaks down molecules.

• Energy released during a reaction.

• A method of separating mixtures.

Tags

NGSS.MS-PS1-5

What is a molecule?

• A group of two or more atoms held together by chemical bonds.

• A single atom with no bonds.

• A mixture of different substances.

• A type of energy produced by atoms.

Tags

NGSS.MS-PS1-1