Heating and Cooling
1. Another name for heat energy is:
1.
2.
3.
4.
kinetic energy.
spring energy.
thermal energy.
mechanical energy.
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2. What are the units for measuring
heat energy?
1.
2.
3.
4.
newtons
degrees Celsius
Joules
degrees Fahrenheit
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3. If you leave a cup of hot tea standing in the kitchen
for a whole day, what will happen to its temperature?
1. It will stay the same.
2. It will get only a little
bit cooler.
3. It will end up the same
temperature as the air
in the kitchen.
4. It will be colder than
the air in the kitchen.
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4. The amount of heat energy in an object depends on three
things. Which of these things does it not depend on?
1.
2.
3.
4.
its mass
its colour
its temperature
the material it is
made from
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5. Which of these materials is a good
conductor of heat?
1.
2.
3.
4.
copper
air
water
glass
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6. When one end of a piece of metal is
heated:
1. the particles get closer
together.
2. the particles vibrate more
and the vibrations are
passed from particle to
particle.
3. the heat does not move
through the metal.
4. the particles get bigger.
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7. Solids are better conductors than
liquids or gases because:
1. the particles are closer
together in gases.
2. the particles are closer
together in liquids.
3. the particles are closer
together in solids.
4. the particles in a solid
cannot move.
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8. Feathers are good insulators
because:
1. they are solid.
2. birds have them.
3. they trap pockets of
air.
4. they are waterproof.
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9. Why do materials expand when they
are heated?
1. The particles get
bigger.
2. The particles move
around more and take
up more space.
3. The particles get closer
together.
4. The particles stick
together.
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10. Which substances can heat travel
through by convection?
1.
2.
3.
4.
solids and liquids
solids and gases
only liquids
liquids and gases
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Participant Scores
8
Zoe Benton
7
7
6
6
Emma Weeks
Emma Fosh
Sarrah Turner
Alexander Thompson
11. Why does the cold air near the ice
lolly move downwards?
1. It is colder and denser than
the air near it.
2. It is warmer and denser
than the air near it.
3. It is colder and less dense
than the air near it.
4. It is warmer and less dense
than the air near it.
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12. Infrared radiation can travel
through:
1. transparent objects
only.
2. opaque objects only.
3. empty space only.
4. empty space and
transparent objects.
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13. Why do we need to save energy?
1. Fossil fuels are running
out.
2. Renewable energy
resources are running
out.
3. To pay for insulation.
4. Renewable energy is
cheap.
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14. Loft insulation is used:
1. to keep the loft warm.
2. to keep heat energy in
the house.
3. to stop the roof from
being covered with
snow.
4. to protect the rafters.
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15. Houses can lose heat energy
through:
1.
2.
3.
4.
the walls.
the floors.
the windows.
all of the above.
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16. Duvets and loft insulation are good
insulators because:
1. they are soft.
2. they do not cost
very much.
3. they last a long
time.
4. they contain
trapped air.
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17. When liquid water changes into
steam it is:
1.
2.
3.
4.
condensing.
evaporating.
melting.
dissolving.
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18. Candle wax melts at 57 ºC. At what
temperature does candle wax freeze?
1.
2.
3.
4.
0 ºC
7 ºC
57 ºC
100 ºC
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19. What happens to the temperature
of the water in a beaker when it is
boiling?
1.
2.
3.
4.
It goes up.
It stays the same.
It goes down.
It all depends on
how hot the water
was to start with.
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20. When molten wax is freezing and turning back into
a solid, what happens to the temperature of the wax?
1.
2.
3.
4.
It goes up.
It stays the same.
It goes down.
It all depends on
how hot the wax
was to start with.
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Participant Scores
16
Emma Weeks
15
14
13
13
Zoe Benton
Emma Fosh
Sarrah Turner
Yasmine Islam