Section 12.1
Temperature and Thermal Energy
Practice Test
1.
In which direction does heat flow?
a.
from cold to hot
b.
from left to right
c.
from light to dark
d.
from hot to cold
Hint
2.
In Figure 12-19, if you doubled the amount of zinc put into the beaker, which of the following effects would it have on the final equilibrium temperature?
a.
This question can not be answered without knowing the size of the container.
b.
It would have no effect; the final equilibrium temperature would be the same as before.
c.
The final equilibrium temperature of the water and zinc would be greater.
d.
The final equilibrium temperature of the water and zinc would be lower.
Hint
3.
Water boils at 100° on the __________ temperature scale.
a.
Fahrenheit
b.
Kelvin
c.
Molecular
d.
Celsius
Hint
4.
If the final temperature of a system is greater than the initial temperature, δ
t
is __________.
a.
eliminated
b.
positive
c.
reduced
d.
negative
Hint
5.
Heat is transferred by __________ when objects touch.
a.
convection
b.
radiation
c.
thermoduction
d.
conduction
Hint
6.
Thermodynamics is the study of __________.
a.
light
b.
sound
c.
stars
d.
heat
Hint
7.
You have equal masses of four of the substances listed in Table 12-1. All are at the same initial temperature, and then you place them in a hotter room. Which of the objects' temperatures will increase the most rapidly?
a.
Aluminum
b.
Iron
c.
Lead
d.
Zinc
Hint
8.
What does a calorimeter measure?
a.
change in temperature
b.
change in kinetic energy
c.
change in radiation
d.
change in thermal energy
Hint
9.
You have equal masses of four of the substances listed in Table 12-1. All are at the same initial temperature, and then you place them in a hotter room. Which of the objects' temperatures will increase the most slowly?
a.
Glass
b.
Aluminum
c.
Brass
d.
Zinc
Hint
10.
The Sun warms us by __________.
a.
convection
b.
induction
c.
conduction
d.
radiation
Hint
11.
__________ is the amount of energy that must be added to a material to raise one unit of mass by one temperature unit.
a.
Hotness
b.
Radiation
c.
Temperature
d.
Specific heat
Hint
12.
Absolute zero is __________.
a.
-273 K
b.
-273°C
c.
-273°F
d.
273 K
Hint
13.
Looking at the situation in Figure 12-8, and using the same color scheme as in the figure, how would the block in part b be shaded after a really long time? Assume the two blocks have the same mass.
a.
The left half would be yellow and the right half would be blue.
b.
The whole block would be green.
c.
The left half would be blue and the right half would be yellow.
d.
The whole block would be red.
Hint
