negatively charged particles that orbit around the nucleus of an atom

• atoms

• protons

• electrons

• neutrons

unit of matter; the smallest unit of a chemical element consisting of protons, neutrons and   
     electrons.

• atom

• density

• nucleus

• volume

Tags

NGSS.MS-PS1-1

a measurement of how hot or cold something is

• density

• volume

• properties

• temperature

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

the qualities and characteristics of matter that describe and identify it

• protons

• neutrons

• electrons

• properties

Tags

NGSS.MS-PS1-2

the center of an atom made of protons and neutrons

• matter

• nucleus

• thermometer

• electrons

anything that has mass and takes up space

• atoms

• molecules

• matter

• properties

Tags

NGSS.MS-PS1-5

particles with no charge making up part of the nucleus of an atom

• molecules

• electrons

• matter

• neutrons

a device that measures temperature

• thermometer

• density

• molecule

• volume

two or more atoms chemically joined; the smallest unit of a compound

• nucleus

• matter

• molecule

• properties

Tags

NGSS.MS-PS1-1

positively charged particles making up part of the nucleus of an atom

• protons

• neutrons

• electrons

• molecules