Exam 19: Moisture, Clouds, and Weather

____________________ are small, short-lived, funnel-shaped storms that protrude from the base of a cumulonimbus cloud.

Explain the jet stream for the Northern Hemisphere in terms of flow direction and wind speeds.

____________________ fog occurs when warm, moist air from the sea blows onto cooler land.

What is the size of hailstones in terms of diameter and weight?

When relative humidity exceeds 100%, the air becomes ____________________.

____________________ is the amount of water vapor in air relative to the maximum it can hold at a given temperature.

The process where intense low-pressure forming over warm oceans can create ____.

Define normal lapse rate.

What is a cyclone?

Define fog.

The eye is the most intense and dangerous part of a storm.

The Coriolis effect will alter a wind's ____.

____ is the mass of water vapor in a given amount of air expressed in grams per cubic meter (g/m ³ ).

What is convection?

Tropical cyclones form over ____.

What is the difference between absolute humidity and relative humidity?

____________________ represent(s) a visible concentration of water droplets or ice crystals suspended in air.

Frost will occur when the dew point is below freezing.

Explain the difference between advection fog and radiation fog.

A portion of the atmosphere that becomes warmer than surrounding air will ____.