What is the normal value of atmospheric pressure at sea level?

Which type of current causes most of the earth's weather?

What is the coldest point in the atmosphere?

At what point on the earth's elliptical orbit does Earth receive the greatest amount of insolation?

What global winds occur at the earth's surface in high latitudes?

What portion of Earth's magnetic field stretches away from the sun?

Which atmospheric layer is the least understood?

What is the most important and abundant greenhouse gas?

Why is afternoon usually the warmest part of the day?

Why does a compass always point north?

Why do cyclones in the Southern Hemisphere rotate the opposite direction from cyclones in the Northern Hemisphere?

The U.S. government broadcasts the official time for the country using a shortwave radio station in Colorado. How can there broadcasts be heard throughout the Lower Forty-Eight United States?

At the equator, air rises and begins traveling outward, toward the poles. Why does this air sink back to Earth long before it reaches the poles?

The area where the solar wind interacts with Earth's magnetic field is the ______________.

The amount of energy available to heat Earth's land, water, and air is called Earth's ____________.

The upper-troposphere waves associated with the polar front jet stream are called _________waves.

The shield that protects the earth from harmful ultraviolet radiation is the __________ layer.

The process in which the temperature of a gas rises as the gas is compressed with no heat lost is called ________ heating.

Auroras that occur in southern latitudes are called aurora _______________.

High-altitude winds that are concentrated in narrow, meandering bands of rapidly moving air are called _____________.

downslope wind caused by cooling air near a slope

wind that occurs when a large amount of dense, cold air spills over a mountain range

wind that occurs when warm air over open terrain rises, drawing cooler air from under trees

cool, gentle wind blowing in from the water to the land

What unit is used to measure the amount of energy something gains, loses, or uses in one second?

What effect causes wet and dry seasons through a seasonal change in wind direction?

What feature marks the bottom of the mesosphere?

What is the transfer of heat by direct contact?

What winds were named because they consistently allowed ships to make a quick passage across the ocean?

During the day, both land and water heat up from sun exposure. How does the heating of water and land compare?

What causes the plasma in the ionosphere?

If all factors except the type of surface are the same, which of the following surfaces would you expect to warm most quickly during the day?

What doughnut-shaped regions surround the earth and trap particles from the solar wind?

How are convection currents produced on a global scale at the equator and poles?

What form of heat transfer heats cool air in contact with warm ground?

What transfers heat in the process of radiation?

What is the solar energy that reaches the surface of the earth called?

What two gases help give the earth a mild and stable climate?

What is the outermost temperature layer of the atmosphere?

What is one of the two factors that cause the Coriolis effect?

What temperature layer of the atmosphere is at the bottom of the heterosphere?

What direction does an anticyclone revolve in the Southern Hemisphere?

What causes the Intertropical Convergence Zone?

If all other factors were equal, which of the following locations would you expect to have the highest air pressure?

Which of the following is required for monsoons to form?

What causes anabatic winds?

51._________

52. _____________

53. ____________

A horizontal movement of air caused by a transfer of heat is a __________.

A warm, dry wind that travels down a mountain slope is called a _________.

The steady change in atmospheric temperature with altitude is the atmosphere's temperature _____________.

The weather layer of the atmosphere is the ____________.

The ratio of the solar radiation reflected by an object to the solar radiation that strikes it is the object's ___________.

Regions of high pressure and gentle winds at about 30°north and south latitude are __________________.

Would the layer above the tropopause have its temperature rise with altitude if there were no oxygen in the atmosphere? Why or why not?

A weather map of North America shows a large area with winds rotating clockwise. Is this a high or a low? How do you know?

Leila lives in the tropics. Shortly after dark one night, she saw a reddish glow on the horizon, which she thought was an aurora. How do you know Leila's conclusion is incorrect?

Large wildfires often produce wind systems around themselves. What direction do these winds blow? Why?

Which city would you expect to receive more insolation during the month of July: Lookout Mountain, Georgia (about 35°N), or Sydney, Australia (about 35°S)?

How does adiabatic cooling help create high-altitude winds?