Atoms and its parts

A Simple atom and its parts for introduction to the invisible world that hold us together.

					1		2

				3

		4

	5		6
7
						8





		9

Across

2. the smallest unit of matter

3. are in the Nucleus

4. are molecules made of atoms.

7. are running around being negative.

9. are in the Nucleus

Down

1. travel in shells or clouds around the nucleus

2. make up everything

5. are neutral, they hang with Protons

6. are positive, they stick to nutrons.

8. the very center of an Atom.

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