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SHORT
ANSWER
1. Why
is mercury or alcohol, rather than water, used in thermometers?
2. What
condition(s) make vapor condense?
3. Why
does an alcohol rub have a cooling effect?
4. A glass
of water has a soda straw placed in it. State and explain at least three
reasons that explain why the water level in the straw is higher than the water
level outside the
straw.
5. Lead
shot is formed by allowing molten lead fall through cool air. Why?
6. What
forms of energy are affected when a substance melts? Explain why and how for each reason.
7. What
is the BASIC difference between boiling and evaporation?
8. What
forms of energy are affected when a substance regulates? Explain.
9. A
glass has a quantity of mercury in it. State at least three reasons that
explain the level of mercury
in a piece of glass tubing in the glass tubing is lower
than the mercury outside the glass tubing.
10. Oil droplets in water take on a particular
shape when they are mixed together by thoroughly shaking. Explain.
11. What is the difference between the melting of
water and the melting of plastic? (Explain
in terms of the concepts that we discussed in class.)