1. Chapter 3: Weather Patterns
Test Review

2. Weather Review
What am I?
A huge body of air that has similar temperature, humidity, and air pressure throughout.
air mass

3. temperature and humidity
Chapter Review
What are the 2 characteristics that scientists use to classify air masses?
temperature and humidity

4. What type of air mass is being described?
Weather Review
What type of air mass is being described?
Cool humid air masses form over the icy cold North Pacific and North Atlantic oceans.
maritime polar

5. What type of air mass is being described?
Weather Review
What type of air mass is being described?
Hot dry air masses form in summer over dry areas of the Southwest and northern Mexico.
continental tropical

6. What type of air mass is being described?
Weather Review
What type of air mass is being described?
Warm, humid air masses form over oceans near the tropics.
maritime tropical

7. Weather Review
When a warm air mass and a cold air mass meet and no movement occurs, what is the result?
stationary front

8. Cold air moves underneath warm air, forcing the warm air to rise.
Weather Review
What type of front am I?
Cold air moves underneath warm air, forcing the warm air to rise.
cold front

9. Weather Review
What type of front am I?
When a cold air mass and a cool air mass come together, the warm air caught between them is forced upward.
occluded front

10. Warm air moves over cold air.
Weather Review
What type of front am I?
Warm air moves over cold air.
warm front

11. What type of weather is associated with an anticyclone?
Weather Review
What type of weather is associated with an anticyclone?
dry and clear

12. Heavy rainstorms accompanied by thunder and lightning.
Weather Review
What am I?
Heavy rainstorms accompanied by thunder and lightning.
thunderstorms

13. Weather Review
What am I?
A rapidly whirling, funnel-shaped cloud that reaches down from a storm cloud to touch Earth’s surface.
tornado

14. During a thunderstorm, what is the best way to stay safe inside?
Weather Review
During a thunderstorm, what is the best way to stay safe inside?
avoid touching telephones, electrical appliances, or plumbing fixtures (all of which can conduct electricity into the house)

15. What type of clouds do thunderstorms and tornadoes form in?
Weather Review
What type of clouds do thunderstorms and tornadoes form in?
cumulonimbus clouds

16. Where in the United States are tornadoes most likely to form and why?
Weather Review
Where in the United States are tornadoes most likely to form and why?
Tornado Alley

17. Weather forecasting has improved recently because of…
Weather Review
Weather forecasting has improved recently because of…
Computer technology

18. What type of a scientist is Ben Bailey AND what does he study?
Weather Review
What type of a scientist is Ben Bailey AND what does he study?
Ben is a meteorologist. He studies the causes of weather and he attempts to predict it.

19. How often does an El Nino event typically occur?
Weather Review
How often does an El Nino event typically occur?
Every 2-7 years

20. Weather Review
What are lines on a weather map joining places that have the same air pressure?
isobars

21. Weather Review
Places shown on a weather map that have the same temperature are connected by …
isotherms

22. Weather Review
What type of front does this symbol represent AND in what direction is it moving?
warm front
moving NW

23. What type of front does this symbol represent?
Weather Review
What type of front does this symbol represent?
stationary front

24. Weather Review
What type of front does this symbol represent AND in what direction is it moving?
cold front
moving SE

25. What type of front does this symbol represent?
Weather Review
What type of front does this symbol represent?
Occluded front