matter
Across
- 8. States that “Matter cannot be created or destroyed.”
- 9. Shows all of the different atoms which make up matter.
- 10. At the center of the atom, where protons, neutrons, and electrons live.
Down
- 1. Negative charge of a subatomic particle
- 2. Neutral charge of a subatomic particle
- 3. Positive charge of a subatomic particle
- 4. A group of two or more atoms that are chemically bonded together. They can be made up of atoms of the same element or different elements.
- 5. Anything that has mass and takes up space
- 6. is the amount of space that an object or substance occupies in three dimensions.
- 7. The basic unit of a chemical element, consisting of a nucleus of protons and neutrons, with electrons in orbit around the nucleus.