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24 questions
The picture shows how heat energy travels from...
Hot to cold
Cold to Hot
North to South
Thermal Energy
Conduction is defined as ...
Heat transfer through air
Heat transfer through touch
Thermal energy travelling in a cycle
42
Convection is ...
Heat staying in one place
Heat moving in all directions
Heat moving in a cycle
How the Earth stays heated
Radiation is ...
When heat travels through space
When heat travels in a taxi
When heat flows through touch
When heat travels in a cycle
You leave a plastic fork on top of the stove and it melts. This is an example of ...
Conduction
Convection
Radiation
Cooking
When you go outside, the sun is shining and it causes you to get hot. This is a result of ...
Conduction
Convection
Radiation
A lack of sunscreen
When you turn on the air conditioner in a house, the air moves in a circle. This example shows ...
Conduction
Convection
Radiation
Humidity
Uneven heating in Earth's atmosphere causes weather. We call this heating a ...
Air mass
Barometric pressure
Convection cell
Conduction cable
A campfire roasts a marshmallow, and the heat rises in the air to cool. These examples show ...
Conduction and radiation
Radiation and math
Conduction and convection
Radiation and convection
Which is a better conductor?
Paper
Foil
Plastic
Wood
The transfer of heat by electromagnetic waves through space is ...
Conduction
Convection
Electrical
Radiation
The transfer of two objects in direct contact with one another is ...
Convection
Conduction
Radiation
Insulation
As water in a freezer turns to ice ...
Water absorbs the coldness from the air in the freezer
The water neither absorbs nor releases energy
Freezer air absorbs heat from the water
None of the above
On a hot day, upstairs rooms in a house are hotter than the downstairs rooms. Why?
Roof insulation warms the air
Warm air rises and cool air sinks
Heat from the sun reaches the upstairs more than downstairs
None of the above
Atoms are in everything. If thermal energy is lost, the vibration of atoms ...
Speeds up
Slows down
Doesn't change
None of these
Heat, energy and temperature are all different names for the same thing.
True
False
Potential energy is stored energy.
True
False
Energy cannot be changed into different forms.
True
False
Heat travels from warmer to colder places.
True
False
Conduction of heat only occurs in liquids.
True
False
When an object is heated, the particles vibrate more slowly.
True
False
All materials conduct heat as well as each other.
True
False
Silver and shiny surfaces are not good at absorbing heat radiation.
True
False
Infra-red rays travel at the speed of light.
True
False
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