Ch. 8 Test Review Mr. Maine
Chapter 8 Review • Convection currents form when air temperatures are different.
Chapter 8 Review • What happens as you move from the troposphere to the stratosphere? - Air pressure decreases.
Chapter 8 Review • Winds generally blow from west to east over the United States due to a huge convection current over the North American continent and the rotation of Earth.
Chapter 8 Review • What causes precipitation at fronts? - Rising warm air.
Chapter 8 Review • A severe storm warning means that severe storms have already formed.
Chapter 8 Review • A column of wind lifted up on one end by upward winds and pressed down on the other end by downward winds describes a tornado.
Chapter 8 Review • Hurricanes get their energy from warm ocean waters.
Chapter 8 Review • Which weather instrument is used to measure wind speed? - Anemometer
Chapter 8 Review • What does the H on the weather map represent? - Area of high pressure.
Chapter 8 Review • A forecaster determining the climate of an area would find the average yearly precipitation most helpful.
Chapter 8 Review • How do the Gulf Stream and North Atlantic Drift currents affect weather in Europe? - They cause the temperature to be warmer than they would be otherwise.
Chapter 8 Review • A scientist studying climates finds a fossil of a fish in the desert. What can the scientist learn from this fossil? - That the desert probably had a wet climate at one time.