Matter

3. Liquid to gas
4. change a change of matter from one form to another without a change in chemical properties
5. A group of atoms bonded together
9. the degree of compactness of a substance.
13. change a change from one state (solid or liquid or gas) to another without a change in chemical composition
14. temperature of water 32 degrees Fahrenheit and 0 degrees Celsius
17. solid to gas
19. of matter solid, liquid, gas, plasma
20. molecule 2 hydrogen atoms(+), 1 oxygen atom(-)
21. gas to solid
23. negatively charged particle

1. nucleus An atom's central core, containing protons and neutrons.
2. Amount of space occupied by an object
6. change A change that occurs when one or more substances change into entirely new substances with different properties.
7. Basic unit of matter
8. Gas to liquid
10. The change in state from a solid to a liquid
11. cylinder used to measure the volume of a liquid
12. A small particle in the nucleus of the atom, with no electrical charge
15. liquid, solid, plasma states of matter
16. The change of state from a liquid to a solid
18. a lipped cylindrical glass container for laboratory use.
22. positively charged particle