Transcript ap b conceptests ch 16 17

Clicker Question
ConcepTests
Chapter 16
Physics, 3rd Edition
James S. Walker
© 2007 Pearson Prentice Hall
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ConcepTest 16.1
Which is the largest unit: one
Celsius degree, one Kelvin
degree, or one Fahrenheit
degree?
Degrees
A) one Celsius degree
B) one Kelvin degree
C) one Fahrenheit degree
D) both one Celsius degree and
one Kelvin degree
E) both one Fahrenheit degree
and one Celsius degree
ConcepTest 16.2
Freezing Cold
It turns out that – 40°C is the same
temperature as – 40°F. Is there a
temperature at which the Kelvin and
Celsius scales agree?
A) yes, at 0 °C
B) yes, at -273 °C
C) yes, at 0 K
D) no
ConcepTest 16.3
Thermometers
A) the mercury contracts before the
You may notice that if a
glass contracts
mercury-in-glass thermometer B) the glass contracts before the
is inserted into a hot liquid, the
mercury contracts
mercury column first drops,
C) the mercury contracts before the
glass expands
and then later starts to rise (as
D) the glass expands before the
you expect). How do you
mercury expands
explain this drop?
E) the mercury expands before the
glass contracts
ConcepTest 16.4
Glasses
A) run hot water over them both
Two drinking glasses are
stuck, one inside the other.
How would you get them
unstuck?
B) put hot water in the inner one
C) run hot water over the outer one
D) run cold water over them both
E) break the glasses
ConcepTest 16.5
Steel Expansion II
Metals such as brass expand when
heated. The thin brass plate in the
movie has a circular hole in its
center. When the plate is heated,
what will happen to the hole?
A) gets larger
B) gets smaller
C) stays the same
D) vanishes
ConcepTest 16.6
Two objects are made of
the same material, but have
different masses and
temperatures. If the
objects are brought into
thermal contact, which one
will have the greater
temperature change?
Thermal Contact I
A) the one with the higher initial temperature
B) the one with the lower initial temperature
C) the one with the greater mass
D) the one with the smaller mass
E) the one with the higher specific heat
ConcepTest 17.7
Ideal Gas Law I
Two identical cylinders at the same
A) cylinder A
temperature contain the same gas. If
B) cylinder B
A contains three times as much gas
as B, which cylinder has the higher
pressure?
C) both the same
D) it depends on temp. T
ConcepTest 17.8
Ideal Gas Law II
Two identical cylinders at the same
A) cylinder A
pressure contain the same gas. If A
B) cylinder B
contains three times as much gas as
C) both the same
B, which cylinder has the higher
temperature?
D) it depends on the
pressure P
ConcepTest 17.9
Two identical cylinders at the same
temperature contain the same gas.
If B has twice the volume and half
Ideal Gas Law III
A) PB = 1/2 PA
B) PB = 2 PA
the number of moles as A, how does
C) PB = 1/4 PA
the pressure in B compare with the
D) PB = 4 PA
pressure in A?
E) PB = PA
ConcepTest 17.10
A plastic soda bottle is empty
and sits out in the sun,
heating the air inside. Now
you put the cap on tightly and
put the bottle in the fridge.
What happens to the bottle as
it cools?
Soda Bottle
A) it expands and may burst
B) it does not change
C) it contracts and the sides collapse
inward
D) it is too dark in the fridge to tell
ConcepTest 17.11
Balloon in Freezer
A) it increases
What happens to the volume
of a balloon if you put it in the
freezer?
B) it does not change
C) it decreases