Physical Science - Chapter 4 Vocabulary (Pearson)

A dense, positively charged mass located in the center of the atom.

• proton

• neutron

• electron

• nucleus

Tags

NGSS.HS-PS1-8

A positively charged subatomic particle that is found in the nucleus of an atom

• nucleus

• proton

• neutron

• electron

A negatively charged subatomic particle that is found outside the nucleus.

• proton

• neutron

• electron

• nucleus

A neutral subatomic particle that is found in the nucleus of an atom.

• proton

• neutron

• electron

• nucleus

Tags

NGSS.HS-PS1-8

The number of protons in the nucleus of an element

• atomic number

• mass number

• protons

• atomic mass

The sum of protons and neutrons in the nucleus of an atom

• atomic number

• mass number

• electrons

• atomic mass

Tags

NGSS.HS-PS1-8

Atoms of the same element that have different numbers of neutrons and different mass numbers.

• atomic number

• isotope

• mass number

• neutron

The possible energies that electrons in an atom can have.

• ground state

• electron cloud

• orbital

• energy level

A visual model of the most likely locations for electrons in an atom.

• orbital

• energy level

• electron cloud

• isotope

The region of space around the nucleus where an electron is likely to be found.

• orbital

• energy level

• electron cloud

• ground state