Matter unit 1 crossword puzzle

This crossword puzzle is about all the important vocabulary words I learned about matter.

Word Bank
Boiling, Chemical change, Condensation, Density, Evaporation, Frezzing, Gas, Kinetic energy, Liquid, Mass, Matter, Melting, Mixture, Molecule, Particles, Physical change, Physical properties, Plasma, Soild, Solid, Solution, States of matter, Sublimation, Volume, Weight

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Across

4. Characteristics of a substance that can be observed and measured without changing it into something else

7. Matter that does not a definite shape but has a definite volume

8. Are constant, random motion

10. Matter that has a definite shape and a definite volume

11. When one substance dissolves in another substance it forms a solution

12. The measure of the pull of gravity on an object

14. When the molecules begin to heat up they start to evaporate or turn in a gas

15. The energy of motion

17. Changes a liquid into a solid by taking away heat energy

18. The amount of matter in a object

19. Two or more kinds of matter mixed together where each of them keep their own physical properties

20. Comparison between an object's mass and and how much space it takes up

21. The amount of space an object takes up

Down

1. Matter that does not have a definite shape and does not have a definite volume

2. Changes in matter in which a new substance is formed

3. Most matter exists has a solid, liquid or a gas

4. Changes in matter where no new substances are made or formed

5. Changes a liquid into a gas by adding heat energy to over a 100 degrees C

6. Matter that has a definite shape and a definite volume

8. No definite shape or volume

9. This occurs when a substance changes from a gas back into a liquid

10. A solid changing directly into a gas

13. a single particle of matter that is made up of two or more atomes joined together

16. Changes a solid into a liquid by adding heat energy

18. Anything that has mass and takes up space

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