1. 1 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt 10 pt 15 pt 20 pt 25 pt 5 pt Nature of Science Living Systems EcologyChemistryPhysics Type category titles in the boxes to the right. Category #1 Category #2 Category #3 Category #4 Category #5 Before you modify anything save file under new name. Never Delete a Slide! If you change your mind about a question simply retype it.

2. 2 Anything that we can change in an experiment. Anything that we can change in an experiment. Category #1 5pt Question

3. 3 What is a variable? Category #1 5pt Answer

4. 4 A necessary piece of safety equipment when working with chemicals, heat, or glassware. A necessary piece of safety equipment when working with chemicals, heat, or glassware. Category #1 10pt Question

5. 5 What are safety goggles? Category #1 10pt Answer

6. 6 A planned procedure used to test a hypothesis. A planned procedure used to test a hypothesis. Category #1 15pt Question

7. 7 What is an experiment? Category #1 15pt Answer

8. 8 The factor that the experimenter manipulates and controls in an experiment. Category #1 20pt Question

9. 9 What is the independent variable? Category #1 20pt Answer

10. 10 A piece of laboratory equipment used to find the mass of an object. A piece of laboratory equipment used to find the mass of an object. Category #1 25pt Question

11. 11 What is a triple-beam balance? Category #1 25pt Answer

12. 12 A cell that has membrane- bound organelles and its DNA stored in a nucleus. A cell that has membrane- bound organelles and its DNA stored in a nucleus. Category #2 5pt Question

13. 13 What is a eukaryotic cell? Category #2 5pt Answer

14. 14 The maintenance of stable internal conditions in spite of external changes. The maintenance of stable internal conditions in spite of external changes. Category #2 10pt Question

15. 15 What is homeostasis? Category #2 10pt Answer

16. 16 The process by which particles move from an area of higher concentration to an area of lower concentration. Category #2 15pt Question

17. 17 What is diffusion? Category #2 15pt Answer

18. 18 The “powerhouses” of the cell. The “powerhouses” of the cell. Category #2 20pt Question

19. 19 What are mitochondria? Category #2 20pt Answer

20. 20 The process by which water, carbon dioxide, and light energy are changed into sugars and oxygen. The process by which water, carbon dioxide, and light energy are changed into sugars and oxygen. Category #2 25pt Question

21. 21 What is photosynthesis? Category #2 25pt Answer

22. 22 The process by which populations change over time. The process by which populations change over time. Category #3 5pt Question

23. 23 What is evolution? Category #3 5pt Answer

24. 24 Organisms that eat both producers and consumers. Category #3 10pt Question

25. 25 What are omnivores? Category #3 10pt Answer

26. 26 The changing of a species that results in its being better suited to its environment. The changing of a species that results in its being better suited to its environment. Category #3 15pt Question

27. 27 What is an adaptation? Category #3 15pt Answer

28. 28 The populations of the many species that live together in a defined area. The populations of the many species that live together in a defined area. Category #3 20pt Question

29. 29 What is a community? Category #3 20pt Answer

30. 30 A structure that contains the embryo of a plant. A structure that contains the embryo of a plant. Category #3 25pt Question

31. 31 What is a seed? Category #3 25pt Answer

32. 32 D = m/v D = m/v Category #4 5pt Question

33. 33 What is the formula for density? Category #4 5pt Answer

34. 34 Substances that consist of just one type of atom. Substances that consist of just one type of atom. Category #4 10pt Question

35. 35 What are elements? Category #4 10pt Answer

36. 36 Law that states that matter cannot be created or destroyed in a chemical reaction. Law that states that matter cannot be created or destroyed in a chemical reaction. Category #4 15pt Question

37. 37 What is the Law of Conservation of Mass? Category #4 15pt Answer

38. 38 Coefficient of NH 3 in the following reaction: __N 2 + __H 2  __NH 3 Coefficient of NH 3 in the following reaction: __N 2 + __H 2  __NH 3 Category #4 20pt Question

39. 39 What is “2”? Category #4 20pt Answer

40. 40 The property of water that makes it such an effective solvent. The property of water that makes it such an effective solvent. Category #4 25pt Question

41. 41 What is polarity? Category #4 25pt Answer

42. 42 The property of a moving object that depends on its mass and velocity. The property of a moving object that depends on its mass and velocity. Category #5 5pt Question

43. 43 What is momentum? Category #5 5pt Answer

44. 44 Any change in velocity. Any change in velocity. Category #5 10pt Question

45. 45 What is acceleration? Category #5 10pt Answer

46. 46 The number of wavelengths that pass a point in a given interval of time. The number of wavelengths that pass a point in a given interval of time. Category #5 15pt Question

47. 47 What is frequency? Category #5 15pt Answer

48. 48 The energy that an object has because of its position or shape. The energy that an object has because of its position or shape. Category #5 20pt Question

49. 49 What is potential energy? Category #5 20pt Answer

50. 50 A screw is an example of this type of machine. A screw is an example of this type of machine. Category #5 25pt Question

51. 51 What is an inclined plane? Category #5 25pt Answer