Atoms and Molecules Worksheet
An introductory worksheet for 5th graders to understand the basic concepts of atoms, molecules, and their properties.
Includes
Standards
Topics
Atoms and Molecules
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Good luck!
1. What is the smallest unit of matter?
Molecule
Atom
Cell
Proton
2. When two or more atoms join together, they form a:
Compound
Element
Molecule
Mixture
3. Everything around us, including air and water, is made up of tiny particles called .
4. The center of an atom is called the .
5. Water is a because it is made of two hydrogen atoms and one oxygen atom.
6. All atoms are exactly the same size.
True
False
7. Molecules can be broken down into individual atoms.
True
False
8. Describe the main difference between an atom and a molecule.
9. Look at the image below. This is a water molecule. How many hydrogen atoms and oxygen atoms are in one water molecule?
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