Thermal Physics Details/Definitions

Question 1

Motion of particles in solids

Answer 1

Vibrate about fixed positions

Question 2

Motion of particles in liquids

Answer 2

Vibrate but can change positions

Question 3

Motion of particles in gases

Answer 3

Move about freely

Question 4

Internal energy(Definition)

Answer 4

the total kinetic and potential energies of all the atoms or molecules in a material

Question 5

Matt black is(in terms of reflecting, emitting and absorbing)…

Answer 5

-the best emitter
-the worst reflector
-the best absorber

Question 6

Silver is(in terms of reflecting, emitting and absorbing)…

Answer 6

-the worst emitter
-the best reflector
-the worst absorber

Question 7

Specific heat capacity(Definition)

Answer 7

the energy required to raise the temperature of the unit mass of a given substance by a given amount

Question 8

Specific latent heat(Definition)

Answer 8

the amount of energy required to change the state of 1 kilogram of a material without changing its temperature