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Atom Structure Worksheet

Explore the fundamental building blocks of matter with this Grade 8 science worksheet on atom structure, covering protons, neutrons, electrons, and their roles.

Grade 8 Science ChemistryAtom Structure
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Includes

Multiple ChoiceFill in the BlanksTrue / FalseShort Answer

Standards

MS-PS1-1

Topics

sciencechemistryatomstructuregrade 8
6 sections · Free to use · Printable
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Atom Structure Worksheet

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Read each question carefully and answer to the best of your ability. Use the provided space for your answers.

1. Which subatomic particle carries a positive charge?

a

Electron

b

Neutron

c

Proton

d

Photon

2. What is found in the nucleus of an atom?

a

Electrons only

b

Protons and neutrons

c

Protons only

d

Neutrons only

3. The atomic number of an element is determined by the number of   in its nucleus.

4. Electrons orbit the nucleus in specific energy levels or  .

5. All atoms of the same element have the same number of neutrons.

T

True

F

False

6. The atomic mass of an atom is primarily determined by the sum of its protons and electrons.

T

True

F

False

7. Describe the main difference in charge and location between protons and electrons within an atom.

8. Explain why atoms are electrically neutral.