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WorksheetsHeat Transfer
Total questions: 22
Worksheet time: 22mins
Hot coffee is stirred with a spoon; the spoon gets hot due to
conduction
convection
radiation
A chair is several feet from a fireplace. The side of the chair facing the fireplace gets warm due to
conduction
convection
radiation
"Lava lamps" contain colored liquids. These liquids form globs that rise to the top due to
conduction
convection
radiation
Near the ceiling of a room the air is warmer; the warm air rises because of
conduction
convection
radiation
Some cook pans have copper on the bottom to heat evenly.
Copper transfers heat to the pan by
conduction
convection
radiation
In a swimming pool, water near the surface is slightly warmer. The warm water rises because of
conduction
convection
radiation
The metal skewer gets so hot that you drop it and your marshmallow into the campfire because of
conduction
convection
radiation
A house burns down. The vinyl siding of the house next door warps due to
conduction
convection
radiation
Warm air over the beach rises while cooler, dense air from the ocean rushes in due to
conduction
convection
radiation
A huge rock at the state park gets hot during the day. The rock was warmed from the Sun by
conduction
convection
radiation
You lay on the same hot rock at night and keep warm from the rock by
conduction
convection
radiation
Weather systems in the Earth's atmosphere are due to
conduction
convection
radiation
A microwave oven uses which of the following to heat foods.
Microwave elves
Radiation
Convection
Conduction
Molecules in cold things move more _________
than in hot things.
quickly
slowly
happily
merrily
In heat transfer, heat always flows from the _______________ substance to the _______________ substance.
Hotter to colder
Colder to hotter
Hotter to hotter
Colder to colder
The type of heat transfer that happens through direct contact of molecules or particles with each other is ___________________.
Convection
Conduction
Radiation
insulation.
The kind of heat transfer that travels through space in electromagnetic waves is ______________________.
Convection
Radiation
Conduction
Which numbered part of the picture represents the way that energy from the sun reaches Earth?
1
2
3
4
How does a convection cell affect the crust material above it?
It doesn't affect the crust material.
It moves the crust material in the opposite direction.
It moves the crust material in the same direction.
Warmer parts of a fluid tend to ____, while cooler parts tend to ____.
Sink, Rise
Sink, Sink
Rise, Sink
Rise, Rise
Hot matter is _________ dense and ___________
less, sinks
less, rises
more, sinks
more, rises
The diagram represents the movement of the mantle under the earth's crust. Which process is represented by the diagram?
convection
conduction
radiation
