Unit 1: Matter Vocabulary

Anything that has mass and takes up space

• Matter

• Chemical symbol

• Chemical formula

• Electron

Tags

NGSS.MS-PS1-5

The building blocks of all matter; the smallest unit of matter

• Atoms

• Elements

• Compounds

• Mixtures

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

A table of elements arranged by the atomic number

• Periodic table

• Chemical symbol

• Atomic mass

• Proton

The abbreviations of chemical names; described using one or two letters

• Chemical symbol

• Chemical change

• Physical change

• Atomic mass

A type of change that produces a substance through a chemical reaction

• Chemical change

• Physical change

• Chemical formula

• Mixture

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A type of change that does not change the chemical makeup of a substance

• Physical change

• Chemical change

• Atomic number

• Atomic mass

Tags

NGSS.MS-PS1-4

The number of protons in an atom's nucleus; gives the element its identity

• Atomic Number

• Atomic Mass

• Neutrons

• Nucleus

The amount of mass in an atom; found by adding protons + neutrons

• Atomic mass

• Atomic number

• Mixture

• Chemical symbol

Made up of only one type of atom

• Element

• Compound

• Mixture

• Electron

Made up of two or more different atoms that are chemically combined

• Compound

• Element

• Mixture

• Physical change

Tags

NGSS.MS-PS1-1