7 Written Questions

1. melting under pressure and freezing again when the pressure is reduced
2. change of phase from liquid to gas that takes place at the surface of a liquid
3. liquid water gives way to the solid ice phase
4. quantity that tells how hot or cold something is
5. it contracts
6. 2 strips of different metals are welded together; strip is heated the difference in the amounts shows up. One side becomes longer than the other
7. amount of heat required to raise temperature of 1 gram of water by 1*C

6 Multiple Choice Questions

1. 1.)water vapor molecules collide with molecules of the cold surface-> loss of kinetic energy and condense
   2.) water vapor strike surface of a liquid -> lose kinetic energy and become liquid
   1. evaporation
   2. heat
   3. condensation
   4. regelation
2. energy that transfers from one object to another because of a difference in temperature
   1. vapor
   2. heat
   3. matter
   4. thermostat
3. no kinetic energy
   1. regelation
   2. vapor
   3. absolute zero
   4. matter
4. gas that forms beneath the surface
   1. boiling
   2. matter
   3. heat
   4. freezing
5. objects in thermal contact with each other reach the same temperature
   1. internal energy
   2. temperature
   3. thermal equilibrium
   4. thermal contact
6. quantity of heat required to raise the temperature of a unit mass of the substance by 1*C
   1. specific heat capacity
   2. internal energy
   3. thermal contact
   4. thermostat

6 True/False Questions

1. matter → contains thermal energy

   True        False

2. vapor → amount of heat required to raise temperature of 1 gram of water by 1*C

   True        False

3. thermostat → heat flows from a substance to another

   True        False

4. internal energy → heat flows from a substance to another

   True        False

5. thermal contact → back and forth bending of the bimetallic coil opens and closes and electrical circuit

   True        False

6. when temperature increases → it contracts

   True        False