Atomic Structure

Atomic Structure

Assessment

Interactive Video

Science

6th - 8th Grade

Practice Problem

Hard

Created by

Priscilla Mcarthur

FREE Resource

6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are atoms primarily composed of?

Molecules

Cells

Protons, Electrons, and Neutrons

Compounds

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many different kinds of atoms are currently known?

92

100

118

200

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the smallest part of an element?

A molecule

A compound

An atom

A cell

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What determines the identity of an element?

The number of electrons

The number of neutrons

The number of protons

The atomic mass

5.

MULTIPLE CHOICE QUESTION

30 sec • Ungraded

Are you enjoying the video lesson?

Yes

No

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the force that pulls negatively charged electrons towards positively charged protons in an atom?

Magnetic force

Gravitational force

Strong nuclear force

Electric force

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