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Heat Transfer And PVT
Test Description: Review for heat transfer and PVT
Instructions: Answer all questions to get your test result.
1) What is internal heat?
A
what we feel inside
B
The actual energy within an object
C
the energy being used up within a system
D
kinetic energy of particles in a substance
2) what is temperature?
A
kinetic energy of particles in a substance
B
the energy being used up within a system
C
the actual energy within an object
D
what we feel inside
3) How does heat move within a system?
A
heat moves all over through radiation
B
from hot to cold
C
from cold to hot
D
heat does not move
4) This form of heat transfer moves through direct contact
A
radiation
B
equillibrium
C
convection
D
conduction
5) As temperature increases
A
electrons decrease in potential energy
B
objects increase in size
C
particles within a system decrease in kinetic energy
D
particles within a system increase in kinetic energy
6) heat transfer continues until both objects are
A
separated through convection
B
cold
C
at thermal equillibrium
D
separated through radiation
7) heat transfer through fluids and gases
A
conduction
B
radiation
C
total internal energy
D
convection
8) how does heat travel through convection
A
hot liquid or gas rises
B
heat just travels in circles
C
cold liquid or gas rises
D
through the transfer of kinetic energy
9) heat transfer that does not require a medium
A
equilibrium
B
conduction
C
radiation
D
convection
10) dark objects
A
absorb more radiation
B
do nothing in terms of heat
C
absorb less radiation
D
do not absorb heat
11) This causes winds in weather
A
equilibrium
B
convection currents
C
radiation
D
conduction
12) Electromagnetic waves is an example of
A
conduction
B
convection
C
radiation
D
heat
13) the sun causing you to get sun burnt
A
temperature
B
radiation
C
conduction
D
convection
14) what will the new temperature be if we have a 10C brick next to a 20C brick of both bricks?
A
40
B
15
C
30
D
10
15) If we keep pressure constant, increase the temperature, what will happen to the volume?
A
I lost my PVT paper
B
decrease
C
increase
D
stay the same
16) If we keep temperature constant, increase the volume, what will happen to the pressure?
A
decrease
B
remain the same
C
I need to study
D
increase
17) In our computer lab, what happened to the temperature when we keep pressure constant and decreased the volume?
A
decreases
B
increased then decreased
C
increases
D
remains the same
18) as temperature increases our kinetic energy
A
decreases
B
is inversely proportional
C
remains the same
D
increases
19) an example of a thermal conductor is
A
wood
B
coat
C
metal
D
air
20) a thermal insulator is
A
a coat
B
penny
C
aluminum
D
metal
*select an answer for all questions
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