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