New Vocabulary

An atom can be broken into smaller parts.

• True

• False

Tags

NGSS.HS-PS1-8

An atom is:

• a large molecule

• the smallest unit of matter

• a type of chemical reaction

• a form of energy

Tags

NGSS.MS-PS1-1

A nucleus is:

• a part of a cell that contains genetic material

• a type of chemical reaction

• a form of energy

• a type of organism

Tags

NGSS.MS-LS1-2

A proton is:

• a negatively charged particle

• a positively charged particle

• a neutral particle

• a type of molecule

A neutron is:

• a positively charged particle

• a negatively charged particle

• a neutral particle

• a particle with no mass

An electron is a:

• positively charged particle

• neutral particle

• negatively charged particle

• particle with no charge

A quark is a fundamental constituent of matter. Which of the following best describes a quark?

• A type of subatomic particle

• A type of chemical element

• A type of molecule

• A type of atom

An electron cloud is:

• a region around the nucleus where electrons are likely to be found

• a solid structure of electrons

• a type of cloud found in the atmosphere

• a fixed path of electrons around the nucleus

Fill in the blank: An _______ is a substance with atoms that are all alike.

• element

• compound

• mixture

• solution

What is the symbol for Aluminum?

• Al

• Fe

• Cu

• Ag