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1. Insert category One here Insert category Two here Insert category Three here Insert category Four here Insert category Five here 1000 pt 1000 pt 1000 pt 1000 pt 1000 pt 2000 pt 2000 pt 2000 pt 2000 pt 2000 pt 3000 pt 3000 pt 3000 pt 3000 pt 3000 pt 4000 pt 4000 pt 4000 pt 4000 pt 4000 pt 5000 pt 5000 pt 5000 pt 5000 pt 5000 pt

2. Gravitation (Chp. 7)

3. Magnetism (Chp.24)

4. Electric Circuits (Chp. 23)

5. Electricity

6. Random Stuff

7. Who is Isaac Newton (1000 pt.)

8. Does a planet move faster or slower when it gets closer to the sun? (See Kepler’s 2nd law) (2000 pts.)

9. Faster (2000 pts.)

10. True or False: Einstein proposed that gravity is not a force, but rather an effect of space itself. (3000 pts.)

11. True (3000 pts.)

12. Assuming that G=6.67*10^-11 And the mass of the earth is 5.97*1-^24kg, find the speed of a satellite orbiting 225km above the earth. Use V=√(Gme/r) (4000 pt.)

13. 7.76*10^3 M/s (4000 pts.)

14. Lo, the closest moon to Jupiter, has a period of 1.8 days and is 4.2 units from the center of Jupiter. Callisto, the fourth moon of Jupiter, has a period of 16.7 days. Predict Callisto’s unit distance from Jupiter using Kepler’s third law. (Ta/Tb)^2=(Ra/Rb)^3 (5000 pts.)

15. 19 Units (5000 pts.)

16. A wire is 0.50 m long, with a current of 8.0 A at a right angle to a 0.40 T magnetic field. How strong is the force? Use F=BIL (1000 pt.)

17. 1.6 N (1000 pt.)

18. What does a Galvonometer measure? (2000 pts.)

19. Calculates small current flow and can thus be used as a Voltmeter or Ammeter. (2000 pts.)

20. Name 2 materials that are difficult to magnetize and/or stay magnetized. (3000 pts.)

21. Aluminum Nickel Cobalt (3000 pts.)

22. What is a solenoid? (4000 pts.)

23. A long coil of wire consisting of many loops, or a stack of wire. (4000 pts.)

24. True of False: Charging by Induction requires contact with the object inducing the charge. (5000 pts.)

25. False (5000 pts.)

26. Electric Circuits 1000 pt. A series circuit used to produce a voltage source of desired magnitude from a higher voltage battery (1000 pt.)

27. Electric Circuits 1000 pt. A voltage divider (1000 pt.)

28. Electric Circuits 2000 pt 60 V= I (21.4 Ohms ) (2000 pts.)

29. Electric Circuits 2000 pt. What is 2.8 A? (2000 pts.)

30. Electric Circuits 3000 pt. A circuit in which there are several current paths. (3000 pts.)

31. Electric Circuits 3000 pt. What is a parallel circuit? (3000 pts.)

32. A voltmeter must be connected in (blank) with the resistor to measure the potential drop. (4000 pts.)

33. What is parallel? (4000 pts.)

34. There are 3 resistors: 10 Ohms, 20 Ohms, and 30 Ohms. They are connected in parallel. How much current flows through each resistor? (5000 pts.)

35. I 1= 1.2 A I 2= .6 A I 3= .4 A (5000 pts.)

36. E= (F on q)/q (1000 pt.)

37. V= Ed (2000 pts.)

38. Resistance (Equation) (3000 pts.)

39. R= V/I or V^2/P (3000 pts.)

40. A heater has a resistance of 10.0 Ohms and operates on a 120.0 V. What is the power dissipated by the heater? (4000 pts.)

41. 1.44 kw (4000 pts.)

42. In an oil-drop experiment a drop weighs 1.4*10^-14 N. The parallel plates are separated by 1.2 cm. When the potential difference between plates is 450 V the drop is suspended . What is the charge? (5000 pts.)

43. Q=6.4*10^-19 C (5000 pts.)

44. Why do we lose weight while we sleep? (1000 pt.)

45. Exhaling C02 (1000 pt.)

46. What is the name of the part on a helicopter that moves up and down to control pitch and roll? (2000 pts.)