17 questions
Which type of heat transfer works by transferring heat through empty space?
Conduction
Convection
Radiation
Which type of heat transfer works by transferring heat through direct contact?
Conduction
Convection
Radiation
Which type of heat transfer works by transferring heat through differences in density?
Conduction
Convection
Radiation
When a substance becomes less dense it will...
Rise
Sink
Not move at all
Select the correct order for how the atmosphere is eventually warmed.
Convection, conduction and then radiation
Radiation, conduction and then convection
Radiation, convection and then conduction
Oxygen represents what percentage of our atmosphere?
50%
75%
20%
What is the most commonly known greenhouse gas, which humans are responsible for emitting by using cars, planes and factories.
Carbon dioxide
Oxygen
Nitrogen
Temperature can be described as
How cold something is
How hot something is
The speed at which molecules are moving
Where is there more air density and, therefore, more air molecules?
At the surface of Earth (where we live)
1 mile up into the atmosphere
At the top of Mt. Everest
In which layer do meteorites burn up?
Troposphere
Mesosophere
Stratosphere
A natural event that can cause global temperatures to decrease for up to a year and put many pollutants in the air...
Forest fire
Ocean spray
Volcano
Which cube shows a greater density?
The cube on the left
The cube on the right
The majority of the radiation from the sun is focused upon the
Prime meridian
Equator
Arctic circle
Deserts
Why exactly is it hard for people to breathe higher up in the atmosphere?
There are MORE air molecules
There are FEWER air molecules
There are NO air molecules
Burning your finger on a stove would be an example of...
Conduction
Convection
Radiation
Burning your skin while sleeping outside would be an example of...
Conduction
Convection
Radiation
Warm air rising rapidly in a storm would be an example of...
Conduction
Convection
Radiation