Chemistry Revision

1. All ____________ are made from tiny, invisible particles.
3. A change of state from a liquid to a solid.
8. A specific type of mixture where one substance is dissolved into another
9. When one substance is added to another substance without a chemical reaction occurring.
10. The amount of space a substance occupies.
13. When a solid mixes with a liquid such that it can't be seen anymore.
14. A change that is often reversible process that results in no new substance being formed.
16. In a solid the ______ between particles are very strong.
18. Using a sieve or filter paper to separate parts of a mixture.
20. Particles have this type of energy when they move.
23. A state of matter where the particles are spaced very close together. These particles have little of kinetic energy.
24. A type of resin that when heated becomes soft and is hard when it cools.
26. A mixture that is non-uniformly mixed and can be easily separated.
28. A process of converting rubbish into a reusable material.

2. A change of state from a gas to a liquid.
4. A change of state from a solid to a gas.
5. A change that is an irreversible process that results in a new substance being formed.
6. The substance that is being dissolved by another substance.
7. A change of state from a solid to a liquid.
11. Gases have varying volume and can _____________ when heated.
12. A state of matter where the particles are spaced far apart. These particles have lots of kinetic energy.
15. A mixture that is uniformly mixed and cannot be easily separated.
17. The substance that dissolves the other substance.
19. A substance produced when iron reacts with the oxygen in the air.
21. Gases have varying volume and can _____________ when a force is applied.
22. ____________ is anything that takes up space and has mass.
25. A state of matter where the particles are slide past each other. These particles have some kinetic energy.
27. A change of state from a liquid to a gas.