Unit 6 Vocabulary Nat.Sci.

1. Energy: The ability to do work or cause change.

2. Matter: Anything that has mass and takes up space.

3. Potential energy: Energy that an object has due to its position or condition.

4. Kinetic energy: Energy that an object has due to its motion.

5. Temperature: A measure of how hot or cold something is.

6. Solid: A state of matter that has a definite shape and volume.

7. Liquid: A state of matter that has a definite volume but takes the shape of its container.

8. Gas: A state of matter that has neither a definite shape nor volume.

9. Evaporation: The process of a liquid turning into a gas.

10. Condensation: The process of a gas turning into a liquid.

11. Melting: The process of a solid turning into a liquid.

12. Freezing: The process of a liquid turning into a solid.

13. Boiling: The process of a liquid turning into a gas at a specific temperature.

14. Sublimation: The process of a solid turning directly into a gas without becoming a liquid first.

15. Conservation: The principle that energy cannot be created or destroyed, only transferred or transformed.