Name: ______hr: ______date: ______

Freshmen Physical Science – 1st Semester Final Study Guide2014-2015

You will be given all equations, youwill need to solve for the following information:

Speed, velocity, acceleration, momentum, energy absorbed/released, Celsius, Fahrenheit, Kelvin, gravitational potential energy, and kinetic energy.

  1. What is the difference between technology/ applied and pure science?
  2. List 3 types of graphs. Know what each is used for.
  3. What are the 2 branches of physical science?
  4. List the steps of the scientific method—in order!!!
  5. Essentially what are you doing when you are ‘testing the hypothesis”?
  6. Put 0.000098 and 87600000 in scientific notation.
  7. Put 0.00047 in scientific notation.
  8. If you needed to change 25 km to meters, what conversion factor would you use? (EX: 1000 m/ 1 km)
  9. Change 67.0km to meters, what conversion factor would you use?
  10. Convert 12.3 cm to m, what conversion factor would you use?
  11. Convert 1560 g to kg, what conversion factor would you use?
  12. What does centi- and kilo- mean?
  13. What variable in an experiment does the experimenter change? ( two names)
  14. What variable in an experiment does the experimenter measure? ( two names)
  15. What unit of measurement would you use to measure HEIGHT?
  16. What unit of measurement would you use to measure MASS?
  17. Define accuracy.Define precision.
  18. Define speed.
  19. What units would you use to label speed?
  20. What is instantaneous speed?
  21. What is the difference between speed and velocity?
  22. Define acceleration.
  23. What three things would cause the velocity of an object to change?
  24. Define net force.
  25. What force is pushing down on a falling object, what force is pushing up?
  26. How would you find the weight of an object? (W = ____ x _____)
  27. Define inertia.
  28. What the difference is between balanced and unbalanced forces?
  29. Define friction.
  30. What is momentum?
  31. All objects have a force of gravity between them, if the mass of the objects increase how does this affect the gravitational pull between the objects?
  32. All objects have a gravitational force between them; does this force become greater or smaller when the objects move further away from each other?
  33. Define Newton’s 1st, 2nd, 3rd Laws. Be able to tell them apart in an example.
  34. What unit is used to measure force?
  35. At what rate( this is a number!!) will all objects accelerate at when falling through the air?
  36. Define free-fall.
  37. Define gravitational potential energy.
  38. What two types of energy make up mechanical energy?
  39. What type of energy gives the sun light and heat?
  40. What equation is used to calculate kinetic energy? BE ABLE TO SOLVE FOR KE IN A PROBLEM.
  41. What units are used to label energy?
  42. Define law of conservation of energy.
  43. Define temperature.
  44. Define the 2nd law of thermodynamics.
  45. What 3 temperature scales are used to measure temperature?
  46. What is boiling and freezing on the Fahrenheit and Celsius scales?
  47. What are 3 types of heat transfer?
  48. If you have two objects of different temperature, in which direction would the heat energy flow?
  49. Define specific heat (c).