Heat Transfer And PVT Question Preview (ID: 36064)
Review For Heat Transfer And PVT.
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What is internal heat?
a) The actual energy within an object
b) kinetic energy of particles in a substance
c) what we feel inside
d) the energy being used up within a system
what is temperature?
a) the actual energy within an object
b) kinetic energy of particles in a substance
c) what we feel inside
d) the energy being used up within a system
How does heat move within a system?
a) from cold to hot
b) from hot to cold
c) heat does not move
d) heat moves all over through radiation
This form of heat transfer moves through direct contact
a) convection
b) radiation
c) conduction
d) equillibrium
As temperature increases
a) particles within a system decrease in kinetic energy
b) particles within a system increase in kinetic energy
c) objects increase in size
d) electrons decrease in potential energy
heat transfer continues until both objects are
a) separated through convection
b) separated through radiation
c) cold
d) at thermal equillibrium
heat transfer through fluids and gases
a) convection
b) conduction
c) radiation
d) total internal energy
how does heat travel through convection
a) hot liquid or gas rises
b) cold liquid or gas rises
c) through the transfer of kinetic energy
d) heat just travels in circles
heat transfer that does not require a medium
a) conduction
b) convection
c) radiation
d) equilibrium
dark objects
a) absorb more radiation
b) absorb less radiation
c) do not absorb heat
d) do nothing in terms of heat
This causes winds in weather
a) convection currents
b) conduction
c) radiation
d) equilibrium
Electromagnetic waves is an example of
a) radiation
b) conduction
c) convection
d) heat
the sun causing you to get sun burnt
a) radiation
b) convection
c) conduction
d) temperature
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) 15
d) 40
If we keep pressure constant, increase the temperature, what will happen to the volume?
a) increase
b) decrease
c) stay the same
d) I lost my PVT paper
If we keep temperature constant, increase the volume, what will happen to the pressure?
a) increase
b) decrease
c) remain the same
d) I need to study
In our computer lab, what happened to the temperature when we keep pressure constant and decreased the volume?
a) decreases
b) increases
c) remains the same
d) increased then decreased
as temperature increases our kinetic energy
a) increases
b) decreases
c) remains the same
d) is inversely proportional
an example of a thermal conductor is
a) metal
b) wood
c) air
d) coat
a thermal insulator is
a) aluminum
b) metal
c) penny
d) a coat
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