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WorksheetsG7 UWCSEA Heat and temperature
Total questions: 36
Worksheet time: 24mins
Name
Class
Date
1.
Heat is the movement of ______.
a)
radiation
b)
thermal energy
c)
cold
d)
fire
2.
Thermal energy ALWAYS moves from _____ to _____.
a)
solid to liquid
b)
ice to water
c)
hot to cold
d)
solid to gas
3.
All matter is made of _____ that are constanly moving.
a)
insulators
b)
particles
c)
convection
d)
pieces of plastic
4.
To measure the temperature difference between two cups of water, you would use a _____.
a)
measuring cup
b)
ruler
c)
thermometer
d)
balance scale
5.
Glass, steel, and aluminum are good examples of ______.
a)
insulators
b)
thermal energy
c)
conductors
d)
radiation
6.
Plastic foam, wood, and rubber are good examples of ______.
a)
conductors
b)
insulators
c)
solar energy
d)
convection
7.
When holding a cup of ice water, your warm hand becomes cold. How does the heat transfer?
a)
From the cold cup to your hand
b)
From the cold cup to the warm air
c)
From the ice to your hand
d)
From your warm hand to the cold cup.
8.
Why do you want to live in a home with good insulation during the cold winter months?
a)
The insulation will keep you cool during winter.
b)
If there is good insulation, the thermal energy will not be able to move easily from inside the warm home to the cool areas outside the building.
c)
If there is not good insulation, the air inside the home will become too hot.
d)
A house with good insulation will keep the warm air in the attic.
9.
Energy is transferred as heat between two objects of ___________ temperatures.
a)
differing
b)
same
10.
As the kinetic energy of the molecules in a substance increases, the temperature of the substance __________.
a)
increases
b)
decreases
11.
The measure of average kinetic energy of all the particles within an object is called ____________.
a)
temperature
b)
conduction
c)
radiation
d)
heat
12.
A(n) _____________ is a device for measuring temperature.
a)
thermometer
b)
barometer
c)
anemometer
d)
psychrometer
13.
In which state of matter are molecules moving the slowest?
a)
solid
b)
liquid
c)
gas
d)
all of the above
14.
How do we measure temperature?
a)
In Degrees
b)
In Inches
c)
In Centimeters
d)
In Pounds
15.
We measure temperature in degrees...
a)
Fahrenheit
b)
Celsius
c)
Both
d)
Nothing
16.
The phase of matter that has definite shape and definite volume is:
a)
solid.
b)
liquid.
c)
gas.
d)
plasma.
17.
Heat and temperature are the SAME thing.
a)
Super true!, Both measure the amount of molecules
b)
Of course not, Heat measures NUMBER of molecules, while temperature measures the SPEED of molecules
18.
The amount of moving molecules an object/living thing has.
a)
Heat
b)
Temperature
c)
Thermal energy
d)
All of them
19.
The most widely used temperature scale, is based on the behavior of water. It's also called Centigrade.
a)
Celsius
b)
Fahrenheit
c)
Kelvin
d)
All of them
20.
This happens to water at 0 degrees Celsius.
a)
Boils
b)
Freezes
c)
Heats
d)
All of them
21.
This happens to water at 100 degrees Celsius.
a)
Boils
b)
Freezes
c)
Heats
d)
All of them
22.
A temperature scale that is used mostly in United States.
According to it, water freezes at 32 degrees and boils at 212 degrees.
According to it, water freezes at 32 degrees and boils at 212 degrees.
a)
Celsius
b)
Fahrenheit
c)
Kelvin
d)
All of them
23.
Scientists' favorite temperature scale, because it begins at the absolute coldest anything can get.
a)
Celsius
b)
Fahrenheit
c)
Kelvin
d)
All of them
24.
The absolute coldest anything can get.
In Celsius it's at 273 degrees. Or 0 degrees Kelvin.
In Celsius it's at 273 degrees. Or 0 degrees Kelvin.
a)
Absolute cold
b)
Kelvin
c)
Absolute zero
d)
I don't know
25.
The faster molecules move,
a)
the higher the temperature
b)
the less temperature
c)
the same temperature
d)
I don't know
26.
The slower molecules move,
a)
the higher the temperature
b)
the less temperature
c)
the same temperature
d)
I don't know
27.
Boiling water has more temperature than cold water because...
a)
its molecules are moving MORE
b)
its molecules are moving LESS
c)
it has more molecules
d)
I don't know
28.
There are 3 main scales by which temperature is measured.
a)
True
b)
False
29.
Temperature at which ALL molecules stop moving.
a)
100ºC
b)
Absolute zero
c)
0ºC
d)
32ºF
30.
What is body temperature in Celsius?
a)
37
b)
47
c)
98.6
d)
96.8
31.
This is the increase in volume of a substance due to an increase in temperature.
a)
temperature
b)
thermal expansion
c)
Celsius
d)
Fahrenheit
32.
Molecules are always ____________________ (with the exception of absolute zero).
a)
in motion
b)
frozen
33.
Molecules move _______ when thermal energy is added to a solid, liquid, or gas.
a)
freely
b)
quickly
c)
in slow motion
34.
_________________ usually make the best conductors.
a)
Blankets
b)
Wooden materials
c)
Solid metals
35.
Which is not an example of an insulator?
a)
Air
b)
Ceramic
c)
Plastic
d)
Wood
36.
What are the units to measure Heat?
a)
Celsius
b)
Kelvin
c)
Farenheit
d)
Kilojoules
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