STUDY GUIDE: Heat Quiz (Chapter 10)
Name:
Test on _____________________
Pages ______________________
TOC ________
TOCs_____________________________________________________
I can do
it!
I can do
with
help!
I can describe how temperature relates to kinetic energy.
I can give examples of thermal expansion (for example bimetallic strip)
I can explain the differences between temperature, thermal energy and heat.
I can explain how an object reaches thermal equilibrium.
I can compare conduction, convection, and radiation and give examples of each.
I can identify a conductor and compare its properties (for ex: thermal conductivity) to an insulator.
I can explain what specific heat capacity is and relate to the behavior of various substances.
1. Fill-in-the-blanks: Know all vocab from TOC 18 (quizlet also posted)
a. The transfer of energy through matter by direct contact of particles is called ______________
b. ____________ can take place in solids liquids, and gases.
c. The transfer of energy by the movement of matter is called ____________.
d. Any material that can flow is a __________.
e. Any material that allows thermal energy to pass through it easily is a _______________.
f. The type of heat transfer that does not require matter is _____________.
g. _____________ is the transfer of energy in the form of waves.
h. Any material that does not allow heat to pass through it easily is an _____________.
i. Many conductors, such as silver and copper are _________. (Metals or nonmetals)
2. Identify the following as Temperature, Heat or Thermal Energy
a.
average kinetic energy of the particles
b.
transfer of energy between objects at different temperatures
c.
expressed in Joules (two possible answers)
d. ________________ total kinetic energy of the particles
3. Why does placing a jar under warm running water help loosen the lid on the jar?
Totally
Clueless!
4. a. You pour some water into a metal cup. After a minute, you notice that the handle of the cup has become
hot. Explain, using your knowledge of heat transfer, why the handle of the cup heats up.
b. How would you design the cup so that the handle does not heat up?
5. Air is heated by a flame in order for a hot air balloon to rise. Explain why.
6. Is the specific heat capacity of water high or low? Explain how this keeps coastal regions (near the ocean)
warmer in the winter and cooler in the summer.
7.
Concrete = 1.7
Glass = 0.8
Wood = 0.1
Thermal Conductivities of Materials
(W/m *K)
Aluminum ==240
Asbestos = 0.1
Copper = 400
Gold = 310
Rubber 0.2
Silver 430
a. What does thermal conductivity measure?
b. List al the materials that could be considered an insulator? Explain
c. Which of the materials below would make the BEST device for transferring heat?
d. Which of the materials would be the WORST material to use if you wanted to transfer heat?
8. Why are solids generally good conductors while gasses and liquids are generally not as good at conducting
heat?
9. Draw a convection current and explain why it happens. (a lava lamp for example)