Weather

Cool air tends to

• mix easily with warm air masses.

• be more dense and flow under warm air.

• be less dense and flow over warm air.

What kind of weather would a continental tropical air mass that formed over northern Mexico bring to the southwestern United States?

• warm and moist

• cold and moist

• hot and dry

• cold and dry

Land absorbs heat from the sun

• slower than water.

• almost never.

• faster than water.

Which of these BEST explains how wind is formed?

• by the rotation of the Earth on its axis

• by the movement of tectonic plates

• by the uneven heating of the Earth’s surface

What type of weather is associated with the letter H on a weather map?

• warm stormy weather

• cold stormy weather

• clear weather

• cloudy weather

You are in an airplane as it is taking off. When you reach cruising altitude at around 34,000 feet above sea level, what would you expect the air pressure outside the plane to be compared to the air pressure on the ground?

• less than it was on the ground.

• the same as it was on the ground.

• twice as much as it was on the ground.

If we are looking at the conditions of a particular place at a certain time, we are looking at the

• weather

• climate

• topography

• geography

Hurricanes typically form over

• cold ocean water

• warm ocean water

• tropical rain forests

• continents

The prevailing westerlies, the major wind belts over the continental United States, generally push air masses from

• west to east.

• east to west.

• south to north.

Earth’s rotation makes global winds curve. This is called the

• convection effect.

• rotational effect.

• Coriolis effect.