Q3 + Matter, Energy

1. Matter that has no definite volume and no definite shape. Particles have fast, random motion.
4. a change in state from solid to liquid
7. ____________ Energy is the potential plus kinetic energy of an object.
9. a thermal ______________ is a material through which thermal energy does not flow easily.
10. a change in state from liquid to solid
12. thermal ____________ is an increase in a material’s volume when its temperature increases
15. the movement of thermal energy from a warmer object to a cooler object
17. the transfer of thermal energy by movement of particles from one part of a material to another
19. the transfer of thermal energy by electromagnetic waves
20. A thermal ____________ is a material through which thermal energy flows easily.
21. measures the average kinetic energy of the atoms that make up a material
23. Matter with a definite volume but no definite shape. Particles slip past each other.
24. a change in state from gas to liquid
25. a change in state from liquid to gas under the surface
26. _______________ energy is the potential plus kinetic energy of the atoms that make up the object.
27. the ability to do work
28. a change in state from gas to solid

2. a change in state from solid to gas
3. Matter that has a definite shape and a definite volume. Particles vibrate in place.
5. a change in state from liquid to gas
6. anything that has mass and takes up space
8. _____________ energy is stored in the bonds that hold molecules together
11. the law of ____________ of energy states energy cannot be created or destroyed
13. ___________ energy is stored energy
14. _______________ energy is the energy of movement
16. the transfer of thermal energy between materials by the collisions of particles
18. thermal _______________ is a decrease in a material’s volume when its temperature decreases
22. a change in state from liquid to gas at the surface