Answers to Physics Module Questions - Module #15

  1. If you were to measure out a plot of land on a very cold day the resulting plot would be ___ if you used a cloth tape-measure compared to a steel tape-measure.
    1. larger
    2. smaller
    3. the same
    4. none of the above
    5. all of the above

  2. To reduce the odds of your radiator coolant freezing in the winter, let's say that you add a chemical that changes the specific-heat of the coolant. You want the specific heat to
    1. increase
    2. decrease
    3. stay the same
    4. none of the above
    5. all of the above

  3. You hide your gold ring in your freezer. As the ring drops in temperature, the hole inside the ring becomes
    1. larger
    2. smaller
    3. stays the same
    4. none of the above
    5. all of the above

  4. The boiling point of water is 100 degrees C. What would this be on a Kelvin scale?
    1. 100 K
    2. 73 K
    3. 173 K
    4. 273 K
    5. 373 K
    6. 473 K
    7. 573 K

  5. You fill a glass bottle with water and put it in your freezer. The next morning you find that the bottle has shattered. This is because
    1. the bottle expanded
    2. the bottle contracted
    3. the water expanded when it froze in the bottle
    4. the water contracted when it froze in the bottle
    5. leprechauns in the freezer
    6. space aliens from mars

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