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Worksheetsheat transfer evaluation
Total questions: 12
Worksheet time: 34mins
You pick up a can of soda off the countertop. The countertop underneath the can feels colder than the rest of the counter. Which explanation do you think is the best?
The cold has been transferred from the soda to the counter
There is no heat energy left in the counter beneath the can
Some heat has been transferred from the counter to the soda
The heat beneath the can moves away into other parts of the countertop.
After cooking an egg in boiling water, you cool the egg by putting it into a bowl of cold water. Which of the following explains the eggs cooling process?
Temperature is transferred from the egg to the water
Cold moves from the water into the egg
Energy is transferred from the water to the egg
Energy is transferred from the egg to the water
Why do we wear sweaters in cold weather?
To keep cold out
To generate heat
To reduce heat loss
All of the above
Amy wraps her dolls in blankets, but can not understand why they do NOT warm up. Why do the dolls NOT warm up?
The blanket she uses are probably poor insulators
The blanket she uses are poor conductors
The dolls are made of materials that do not hold heat well
None of the above
As water in a freezer turns into ice...
the water absorbs energy from the air in the freezer
the water absorbs the coldness from the air in the freezer
the freezer air absorbs heat from the water
the water neither absorbs or looses energy
On a warm sunny day, you will feel cooler wearing light colored clothes because they...
reflect more radiation
prevents sweating
are not as heavy as dark clothes
let more air in
If you put a metal spoon and a wooden spoon into a pot of boiling water, one will become too hot to touch. Why???
Metals conduct heat better than wood
Wood conducts heat better than metals
Metals pull in heat because heat is attracted to metals
Wood isn't as strong as metals
On a sunny day, the upstairs room in a house are usually hotter than the downstairs rooms.....why??????
Cool air is less dense than hot air
Warm air rises and cool air sinks
The upstairs rooms are closer to the sun
Heat rises because it is attracted to the sun
