1. 3 rd Term Glossary Vocabulary

2. Rules and Instructions On each slide, there will be a word, a helpful picture hint, and the definition. These things will appear on the slide in their respective order. You will have fifteen seconds to say the answer before the slide automatically shows the answer. Words that are italicized in the definition are the key word or words that should be used in you definition.

3. Acid

4. Acid

5. Acid Substance that releases H+ ions and produces hydronium ions when dissolved in water.

6. Base

7. Base

8. Base Substance that accepts H+ ions and produces hydroxide ions when dissolved in water.

9. Chemical Equations

11. Shorthand form for writing what reactants are used and what products are formed in a chemical reaction; sometimes shows whether energy is produced or absorbed.

12. Compound

13. Compound

14. Compound Pure substance that contains two or more elements.

15. Diffusion

16. Diffusion

17. Diffusion A type of passive transport in cells in which molecules move from areas where there are more of them to areas where there are fewer of them.

18. Electromagnet

19. Electromagnet

20. Electromagnet A magnet created by wrapping a current- carrying wire around an iron core.

21. Endothermic

22. Endothermic

23. Endothermic Chemical reaction in which heat energy is absorbed.

24. Exothermic

25. Exothermic

26. Exothermic

27. Chemical Formula

29. A combination of chemical symbols and numbers that indicates which elements and how many atoms of each element are present in a molecule.

30. Gravity

31. Gravity

32. Gravity The force that exists between any two massive objects.

33. Magnetic Field

35. Surrounds a magnet and exerts a magnetic force on other magnets.

36. Neutral

37. Neutral

38. Neutral Having neither a positive or negative charge; on the pH scale: having a pH of 7.

39. Periodic Table

41. A table showing all the known elements (both natural and synthetic), their symbols, atomic number, and atomic mass.

42. Product

43. Product reactants products

44. Product Substance that forms as the result of a chemical reaction. reactantsproducts

45. Reactant

46. Reactant reactantsproducts

47. Reactant Substance that exists before a chemical reaction begins. reactantsproducts

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