Which type of heat transfer involves heat moving in the form of waves (usually in straight lines) away from a heat source like the Sun, a campfire, or a microwave?
radiation
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20
A cheeseburger on a grill cooks because the meat is sitting on the hot metal cooking grate. This is...
conduction.
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20
Which heat transfer involves one object in direct contact (or touching) another object?
conduction
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trap
No points!
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gift
Win 25 points!
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shark
Other team loses 20 points!
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banana
Go to last place!
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20
When you're at the pool, your feet get hot as they touch the hot concrete. This is...
conduction.
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20
Inside a lava lamp, the globs of "lava" move because heat in the fluid causes a current which rises and falls. This is...
convection.
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20
While a hot dog is grilling, the heat from the coals and flame travel in waves to reach the meat. This is...
radiation.
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boom
Lose 50 points!
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shark
Other team loses 25 points!
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rocket
Go to first place!
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banana
Go to last place!
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20
When cold water from a sink hits a hot pan from the stove, this is conduction. Which way does the heat travel in this conduction example?
a) from the hot pan to the cold water OR b) from the cold water to the hot pan
a) from the hot pan to the cold water
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20
Which heat transfer type involves warm air rising and cool air falling in circular currents through gases or liquids?
convection
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20
Magma in the mantle rises and falls in a circular current due to a particular type of heat transfer. This is...
convection.
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20
If you place a cold ice pack on a warm forehead, this is an example of...
conduction
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20
Temperatures in a forest fire can get so hot that some plant life can start on fire WITHOUT being touched by the flames near the plants. If the fire is NOT touching the plants (just close to them), this is an example of...
radiation
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20
A hot pan is taken off of the stove. To cool it down, you run water all over it under the sink. The water cooling down the pan when the water hits the pan is an example of...