Earth Science Crossword Puzzle Aaron Zhao

3. two are more chemically bonded atoms
4. The attractive force between any two objects based on masses
6. particles that make up an object
7. a material made of only one kind of element or compound
10. The change of state from a gas directly to a solid
13. The change from one pure substance to another
17. the measure of the amount of matter in an object
19. the change of state from solid to a liquid
21. a fluid state of matter made of extremely high temperatures
22. The force of gravitational attraction between an object's mass and its resident planet
23. a fluid state of matter in which the particles move so fast
25. a pure substance made of only one kind of atom
26. the physical form of matter described by its physical characteristics
27. a fluid state of matter in which particles are free to move
29. The change of state from a liquid to a solid
31. Scientific law states that matter and energy cannot be created or destroyed
32. a change of one element into another element by changes occurring in the nucleus of the atom

1. Work is done when a force acts on moving object in the same or opposite
2. The amount of space that an object occupies
5. The change of state from a liquid to a gas caused by adding energy
8. The hotness or coldness of a substance
9. a change in matter that doesn't alter is chemical identity
11. The change of state from gas to a liquid
12. The ability to do work
14. a physical combination of two or more substances
15. a pure substance formed by chemically combining two or more elements
16. The change of state from a liquid to gas
18. the change of state from a solid directly to a gas caused by adding energy
20. anything that has mass and takes up space; a physical substance
24. a rigid state of matter in which the particles align in a fixed arrangement
28. The change of a state from a liquid to a gas at the boiling point
29. a push or a pull on an object
30. a charged atom or group of atoms caused by a charge imbalance