Multiple Choice

21 .

The temperature difference of

1 K

is the same as

$1$ degree Celsius
$1$ degree Fahrenheit
$273.15$ degrees Celsius
$273.15$ degrees Fahrenheit

22.

What is the preferred temperature scale used in scientific laboratories?

celsius
fahrenheit
kelvin
rankine

23.

Which phase of water has the largest specific heat?

solid
liquid
gas

24.

What kind of heat transfer requires no medium?

conduction
convection
reflection
radiation

25.

Which of these substances has the greatest specific heat?

copper
mercury
aluminum
wood

26.

Give an example of heat transfer through convection.

The energy emitted from the filament of an electric bulb
The energy coming from the sun
A pan on a hot burner
Water boiling in a pot

27 .

What are the SI units of latent heat?

$J/kg$
$J.kg$
$J/cal$
$cal/kg$

28.

Which substance has the largest latent heat of fusion?

gold
water
mercury
tungsten

29.

In which phase changes does matter undergo a transition to a more energetic state?

freezing and vaporization
melting and sublimation
melting and vaporization
melting and freezing

30 .

A room has a window made from thin glass. The room is colder than the air outside. There is some condensation on the glass window. On which side of the glass would the condensation most likely be found?

Condensation is on the outside of the glass when the cool, dry air outside the room comes in contact with the cold pane of glass.
Condensation is on the outside of the glass when the warm, moist air outside the room comes in contact with the cold pane of glass.
Condensation is on the inside of the glass when the cool, dry air inside the room comes in contact with the cold pane of glass.
Condensation is on the inside of the glass when the warm, moist air inside the room comes in contact with the cold pane of glass.