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WorksheetsThermal Energy and Heat Review
Total questions: 20
Worksheet time: 3600secs
Name
Class
Date
1.
If you measured the average kinetic energy of the particles in your glass of water you would know its
a)
weight
b)
temperature
c)
energy of motion
d)
rate of kinetic energy
2.
According to the Kinetic Theory of Matter the atoms in a rock are...
a)
transparent
b)
always moving
c)
reflectors of light
d)
extremely hard
3.
What tool do we use to measure the average kintic energy of a substance?
a)
calorimteter
b)
graduated cylinder
c)
triple beam balance
d)
thermometer
4.
Styrofoam is a good heat...
a)
absorber
b)
insulator
c)
emitter
d)
conductor
5.
AT the same temperature, a piece of metal feels colder than a piece of wood because...
a)
metals generally have a higher heat capacity
b)
metals are better heat conductors than wood
c)
metal is colder than wood
d)
wood is a poor insulator
6.
Whenever two bodies of matter are brought together the
a)
heat flows from the body with the higher temperature to the body with the lower temerature
b)
heat flows from the body with the lower temperature to the higher temperature
7.
The boiling point of water in Celsius is...
a)
212
b)
100
c)
32
d)
0
8.
When water freezes it...
a)
adds energy
b)
releases energy
c)
does not add or release energy
9.
you can hold your fingers beside a candle flame without getting hurt because
a)
hot air rises
b)
air is a poor conductor of heat
c)
hot air convection currents travel up
d)
all of the answers
10.
_____ are considered poor conductors of heat
a)
insulators
b)
radiators
c)
thermostats
11.
20 grams of water and 40 grams of water have the same temperature, what is true about their thermal energy?
a)
20 grams will have more
b)
they will have the same
c)
40 grams will have more
12.
you pour hot chili into a cool bowl. Energy will be transferred as heat from the chili to the bowl until
a)
bowl loses its kinetic energy
b)
chili becomes warmer than the bowl
c)
chili and bowl are the same temp
d)
bowl is slightly warmer than chili
13.
heat is measured in
a)
Fahrenheit and Calories
b)
Celsius and Joules
c)
Joules and Calories
d)
Celsius and Fahrenheit
14.
A substance at a lower temp could have more thermal energy than a substance at a higher temp
a)
true
b)
false
15.
How many calories of energy must be added to 1 gram of water to increase its temp by 1 degree Celsius?
a)
1
b)
2
c)
4.18
d)
10
16.
Heat is a flow of energy caused by...
a)
specific heat
b)
density differences in solids
c)
temperature differences
d)
thermal expansion
17.
energy as heat always flows to an object
a)
with more kinetic energy
b)
with lower specific heat
c)
that has less mass
d)
at a lower temp
18.
This is the average kinetic energy of all the particles in matter
a)
heat
b)
specific heat
c)
temperature
d)
thermal expansion
19.
How does temperature change when kinetic energy decreases?
a)
increases
b)
decreases
c)
stays the same
d)
doesn't impact the temp
20.
Under the same conditions, a 20 gram and 40 gram sampling of boiling water will have the same....
a)
volume
b)
weight
c)
mass
d)
temperature
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