Air
What is wind?
a. movement of air due to rain
b. movement of air due to clouds
c. movement of air due to pressure differences
movement of air due to pressure differences
Which form of heat transfer needs direct contact? (Diagram)
a. conduction
b. convection
c. radiation
conduction
Which of the following is NOT a greenhouse gas?
A. hydrogen
B. Carbon Dioxide
C. methane
A. hydrogen
What happens to air pressure as you move upward into the atmosphere?
There is less pressure.
Warm ocean currents generally come from
The Equator
Which of the following is true?
A. Air has mass and takes up space.
B. Air is not matter because we can't see it.
A. Air has mass and takes up space.
What form of heat transfer circulates the warm and cool air in a house? (Picture)
a. conduction
b. convection
c. radiation
Convection
What layer of the atmosphere is located closest to Earth?
a. Exosphere
b. Troposphere
c. Stratosphere
Troposphere
What causes differences in air pressure?
a. rain
b. wind
c. unequal heating by the sun
unequal heating by the sun
Which is the best example of potential energy?
A. A rubber band stretches between two fingers
B. A hammer hits a nail
A. A rubber band stretches between two fingers
Warm air...
A. Rises
B. Sinks
B. Rises
Which process of heat transfer is shown in the diagram? (Picture of sun)
a. conduction
b. convection
c. radiation
Radiation
What are the two main gases that make up our atmosphere?
-Nitrogen and Oxygen
-Nitrogen and Xeon
-Trace Gases
Nitrogen and Oxygen
What is the name of the instrument used to measure air pressure?
Barometer
_________ transfers heat via energy waves or particles from a source.
a. conduction
b. convection
c. radiation
radiation