8th Grade ATOM Review 2025

8th Grade ATOM Review 2025

8th Grade

32 Qs

quiz-placeholder

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8th Grade ATOM Review 2025

8th Grade ATOM Review 2025

Assessment

Quiz

Science

8th Grade

Practice Problem

Hard

NGSS
MS-PS1-1, MS-PS2-3, HS-PS1-8

+1

Standards-aligned

Created by

Kylee Hagan

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32 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which scientists used the cathode ray tube in order to study atoms?

Rutherford

Thomson

Dalton

Bohr

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which subatomic particles are located in the nucleus of an atom? More than one answer may apply.

protons

electrons

neutrons

valence electrons

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which of the following subatomic particles provide most of the atomic mass of an atom? More than one answer may apply.

neutron

electron

proton

valence electron

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many protons are located in Titanium?

22

18

26

30

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who discovered the nucleus of the atom?

JJ Thomson

Ernest Rutherford

John Dalton

Bohr

Tags

NGSS.HS-PS1-8

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following discoveries did Bohr contribute to the atomic model?

The nucleus is extremely dense.

The atom is mostly empty space.

The protons and neutrons are located inside the nucleus.

Electrons orbit the specific paths around the nucleus.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What did Rutherford learn about most of the atom while completing his experiment with the gold foil sheet?

There are three subatomic particles in an atom.

Every atom is exactly the same.

Atoms do not have a nucleus.

Most of the atom is empty space.

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