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WorksheetsC9 Key Terms
Total questions: 13
Worksheet time: 7mins
Name
Class
Date
1.
the total energy (KE + PE) of atoms and molecules that make up a substance
a)
heat
b)
thermal energy
c)
temperature
2.
a measure of the hotness of an object and related to the average KE per molecule in the object
a)
heat
b)
thermal energy
c)
temperature
3.
lowest possible temperature when an atom or molecule has no KE
a)
-273 K
b)
273 K
c)
0 K
d)
Absolute Zero
4.
thermal energy that flows from an object with higher temperature to an object at lower temperature
a)
heat
b)
temperature
c)
thermal energy
5.
a metric (MKS) unit of thermal energy or heat
a)
BTU
b)
calorie
c)
Joule
d)
erg
6.
Heat lost or gained by a system is equal to heat transferred to the system from another substance (system)
a)
Zeroth Law of Thermodynamics
b)
1rst Law of Thermodynamics
c)
2nd Law of Thermodynamics
d)
Newton's 3rd Law
7.
heat never flows naturally from a cold substance to a hot substance; entropy (measure of disorder) of a system always increases unless energy is added to the system to counteract
a)
Zeroth Law of Thermodynamics
b)
1rst Law of Thermodynamics
c)
2nd Law of Thermodynamics
d)
3rd Law of Thermodynamics
8.
no system can have its absolute temperature reduced to zero
a)
First Law of Thermodynamics
b)
2nd Law of Thermodynamics
c)
3rd Law of Thermodynamics
d)
Zeroth Law of Thermodynamics
9.
the quantity of heat per unit of mass required to raise the temperature of a substance by 1 degree Celsius; AKA thermal inertia
a)
calorie
b)
BTU
c)
specific heat capacity
d)
temperature
10.
the expansion of a substance due to the increased molecular motion in that substance
a)
specific heat capacity
b)
Absolute Zero
c)
thermal expansion
d)
heat
11.
If two systems are in thermal equilibrium with a third, then the two are in thermal equilibrium with each other.
a)
Zeroth Law of Thermodynamics
b)
First Law of Thermodynamics
c)
2nd Law of Thermodynamics
d)
3rd Law of Thermodynamics
12.
The Celsius degree and the Kelvin degree are the same size, thus, they are both considered ________ temperature scales.
a)
metric
b)
MKS
c)
centigrade
d)
retrograde
13.
Which temperature scale has no negative numbers and is the MKS standard unit for measuring temperature?
a)
Celsius
b)
Fahrenheit
c)
Kelvin
d)
Rankine
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