Atoms

Atoms

8th - 9th Grade

50 Qs

quiz-placeholder

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Atoms

Atoms

Assessment

Quiz

Science

8th - 9th Grade

Hard

NGSS
MS-PS1-1, HS-PS1-1, HS-PS1-8

+2

Standards-aligned

Created by

Charles Martinez

FREE Resource

50 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Experiments with cathode rays led to the discovery of the
electrons
nucleons
protons
neutrons

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Isotopes are atoms of the same element that have different
masses
# of protons
# of electrons
chemical properties

Tags

NGSS.HS-PS1-8

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

All atoms of the same element have the same
atomic mass
mass number
number of neutrons
atomic number

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An aluminum isotope consists of 13 protons, 13 electrons, and 14 neutrons. Its mass number is
13
14
27
40

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where are electrons of an atom found?
Nucleus
Electron Cloud
Some are in the nucleus and some in the electron cloud.
They are moving everywhere.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a positively charged subatomic particle found in the nucleus of an atom?
Electron
Proton
Neutron
Quark

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What carries no charge 
Neutrons
Electrons
Protons

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