Building Atoms Worksheet
Explore the basic structure of atoms, including protons, neutrons, and electrons, and how they combine to form different elements.
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Building Atoms Worksheet
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Read each question carefully and answer to the best of your ability. Good luck!
1. What are the three main subatomic particles that make up an atom?
Molecules, compounds, and mixtures
Protons, neutrons, and electrons
Cells, tissues, and organs
Solids, liquids, and gases
2. The center of an atom, containing protons and neutrons, is called the .
3. Electrons orbit the nucleus in specific energy levels or .
4. Describe the charge of each subatomic particle (proton, neutron, and electron).
5. All atoms of the same element have the same number of protons.
True
False
Match each description with the correct subatomic particle.
6. Particle with a positive charge
a. Electron
7. Particle with no charge
b. Proton
8. Particle with a negative charge
c. Neutron