Across
- 2. A state of matter that has molecules moving freely away from each other; no fixed volume or shape
- 3. The transfer of heat through fluids such as liquids and gases due to density differences.
- 7. Law of Conservation of energy: Energy cannot be _________ or destroyed but it can change forms.
- 9. One or more atoms joined together in a particular way
- 11. The energy an object has because it is moving
- 12. A substance that has molecules that are vibrating in place; fixed shape and volume
- 13. The condition under which two substances in physical contact with each other reach the same temperature.
Down
- 1. The transfer of heat through waves. The objects are NOT touching.
- 4. An object that slows energy transfer (heat, electricity).
- 5. Anything that has mass and takes up space
- 6. _______ Energy: The total kinetic energy of all the molecules that make up a sample
- 7. Heat transfer by direct contact
- 8. The average kinetic energy of all the molecules (particles) of a substance
- 10. A state of matter that has molecules moving around each other; a fixed volume but no fixed shape