LAYERS OF THE ATMOSPHERE
Why is the ozone layer so important?
Because it blocks harmful ultraviolet rays.
What time of day do land breezes form?
Nighttime
The boundary between cold and warm air masses is called a/an_______.
Front
The transfer of thermal energy by movement of particles through gases and liquids (fluids) is _____.
Convection
Place the following atmospheric layers in sequence, from lowest to highest: Exosphere, Stratosphere, Troposphere
Troposphere, Stratosphere, Exosphere
How do differences in air pressure affect the movement of air?
From areas of high pressure to areas of low pressure.
A/an _____________ is a large body of air that has the same properties as the Earth's surface over which it develops and has the same density and moisture content.
Air Mass
The transfer of thermal energy by direct contact is _______.
conduction
Why is it difficult to breathe at high altitudes?
Because atmospheric gases become thinner the higher you go.
True or False:
Cold air sinks because it is denser.
True
A dry, cold air mass would be called ___________.
Continental polar
What is heat transfer?
Always moves from a warmer substance to a cooler substance.
How is the troposphere different from the mesosphere?
The troposphere has clouds.
Which global winds have the greatest impact on the weather in the US?
prevailing westerlies
Where do hurricanes originate (start at)?
Warm tropical oceans
A pot is heated on a stove. Which process causes the metal handle of the pot to also become hot?
Conduction
What is the correct order of earth’s atmospheric layers from bottom to top?
Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere.
The curving of air and winds on Earth is due to the ________.
Hint: It also causes Global Winds.
Coriolis Effect
When a warm air mass gently slides on top of a cold air mass, and you have drizzly rain followed by beautiful sunny weather, what front is it?
Warm front
Bill stands in a swimming pool and notices that the water around his feet is a lot cooler than the water near the surface. Which process causes this difference in temperature?
Convection