Scientific Concepts

5. The smallest unit of matter.
6. A form of energy from charged particles, used to power devices.
9. A group of atoms bonded together.
10. The process plants use to make food from sunlight, water, and carbon dioxide.
11. The process of liquid turning into gas.
12. A measure of how hot or cold something is.
13. The amount of space that an object or substance occupies.
14. The force that pulls objects toward the Earth.

1. Anything that has mass and takes up space.
2. The force that pulls certain metals toward a magnet.
3. A push or pull on an object.
4. A force that opposes motion between two surfaces that are in contact.
7. The process of gas turning back into a liquid.
8. A process in which substances change into different substances.
11. The ability to do work or cause change, comes in different forms like kinetic and potential.