Predicting Weather

When a low pressure system moves into North Carolina, which kind of weather will most likely occur?

• cold and dry

• fair and sunny

• clear and humid

• rainy and windy

What happens to the temperature when a warm air mass replaces a cold air mass?

• Temperature rises.

• Temperature drops.

• Temperature stays the same.

• Temperature will drop; then rise.

Which will be the effect of a warm front moving into an area?

• Light precipitation will begin as the front arrives and remain after the front is gone.

• Light precipitation will begin as the front arrives and clear after the front is gone.

• Skies will clear as clouds are moved by the front and grow cloudy after the front is gone.

• Skies will clear as clouds are moved by the front and remain clear after the front is gone.

Which will most likely be the effect on cloud cover when there is a stationary front in an area?

• Low, thick clouds will remain in the area while the front remains stationary.

• Light, wispy clouds will remain in the area while the front remains stationary.

• Light, variable winds will partly clear the skies until the front begins to move.

• High winds will blow clouds away, and skies will be clear and sunny until the front begins to move.

If the temperature is 30°F, in which form will precipitation most likely be?

• fog

• hail

• rain

• snow

Which correctly compares low- and high-pressure weather systems?

• A low-pressure system usually brings cool dry air and clear skies, while a high-pressure system brings clouds and precipitation.

• A low-pressure system usually brings clouds and precipitation, while a high-pressure system brings cool dry air and clear skies.

• A low-pressure system usually brings warm dry air and clear skies, while a high-pressure system usually brings warm moist air and precipitation.

• A low-pressure systems brings sunny and fair weather.

Which method of collecting weather data is most likely to be accurate?

• collecting daily from the same place at the same time

• collecting daily from different places at different times

• collecting weekly from different places at the same time

• collecting weekly from the same place at different times

A cold front has just reached the area of Idaho that is marked with a star.

Which numbered point will the cold front most likely reach next?

• 1

• 2

• 3

• 4

What kind of weather is a low-pressure system most likely to bring?

• Fair weather
• Hot, sunny weather
• Precipitation
• Light breezesd. Light breezes

What causes most changes in local weather?

• Movement of air masses
• Changes in temperature
• High humidity
• Clouds