Air Pressure/ Heat transfer Quiz Study Guide
Name ____________________________________________________________ Period ____________
1. In what direction do air molecules always move? (From what pressure to what pressure?)
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2. What causes air pressure?_______________________________________________________________________
3. What is density? _______________________________________________________________________________
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4. Which is more dense, cold air or warm air? Why? ______________________________________________________
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5. Short answer: (4 points)
Why is it that when the airplane door is opened mid-flight in a disaster movie, all the
luggage, papers, etc appears to get sucked out of the plane?
Using your knowledge of air pressure, describe why this would happen.
 Create a sketch of the scenario.
 In sentence form, describe how air pressure causes the scenario.
 Be sure to include and underline high pressure and low pressure in BOTH your explanation AND
drawing.
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Identify the type of heat transfer that is described in each of the following. The words in the word bank will be
used more than once.
Word Bank
Conduction
Convection
Radiation
6. _____________________________
Toasting marshmallows in a campfire
7. _____________________________
A campfire warming the campers sitting around it.
8. _____________________________
A metal slide getting hot on the playground
9. _____________________________
A pool heater warming the pool water (it pumps warm water into the pool)
10. _____________________________
Sitting on cold leather seats in the winter
11. Use the block from the periodic table below to answer the following questions
47
Ag
Silver
107.868
a. How many protons are in one atom of this element? ____________
b. How many neutrons are in one atom of this element? ___________
c. How many electrons are in one atom of this element? ______________
d. What is the atomic mass of this element? _______________
e. What is the atomic number of this element? _____________