Across
- 1. have a bitter taste, some are corrosive, some are cleaning agents some dissolve in water
- 7. chemical reactions that release energy
- 8. corrosive substances, they react with solid substances 'eating' them away
- 9. The change of a substance that involves the rearrangement of atoms to form new substances
- 11. substances that react with solid substances eating them away
- 13. a law that states that a compound, no matter how it is formed, always contains the same relative amounts of each element
- 19. motion relative to the ground
Down
- 2. able to be dissolved
- 3. a form of energy in sugar
- 4. incapable of being dissolved
- 5. a scale that describes how acidic or basic a substance is
- 6. The chemicals that are formed in a chemical reaction
- 10. a reaction in which a substance reacts with oxygen and heat is released
- 12. chemical reactions in which energy is absorbed from the surroundings
- 13. a law that states that matter can neither be created nor destroyed during a chemical reaction
- 14. the change of one type of energy to another
- 15. when an acid and a base react with each other.
- 16. substances that can be used to tell whether a substance is an acid or a base.
- 17. the chemicals that react in a reaction
- 18. a form of energy that always involves conversion