Weather Review Day 1

​Weather Review

Day 1​

Measures Air pressure

Barometer

Measures the level of humidity in the air.

​​Psychrometer

Measures wind speed.

Anemometer

​

Measures air temperature.

Thermometer

Multiple Choice

Which weather instrument is used to measure the air pressure?

• Anemometer

• Barometer

• Psychrometer

• Thermometer

• Form at high altitudes

• signs of good weather

• Warm front​

Cirrus Clouds

• Medium altitudes

• signs of good weather

• Warm front

Cumulus

• Reach high altitudes

• Heavy rain and thunderstorms

• Cold Front​

Cumulonimbus

• low altitudes

• several days of rain

• stationary front​

​​Stratus

​A warm air mass gradually

overtakes and moves on top

of a cold air mass. Light

showers are expected.

Warm Front

A cold air mass overtakes a

warm air mass, forcing it

upwards and producing

violent weather​

Cold Front​

​

​A cold air mass and a warm air mass meet but do not interact much. Can last for days.

Stationary Front

​A cold air mass overtakes a warm front. Can produce rain or snow. ​

​​Occluded Front

​

Multiple Choice

What happens to a moist air mass that moves upward in the atmosphere?

• It becomes warmer and forms clouds

• It becomes cooler and forms clouds

• Its temerature remains the same.

• Its temperature varies greatly.

Multiple Choice

This kind of cloud is tall and wide. Thunderstorms happen when these clouds are in the sky. What kind of clouds is this?

• cirrus

• Cumulus

• Cumulonimbus

• stratus

Multiple Choice

Cumulonimbus clouds often form along cold fronts. Which type of weather is most likely to occur along a cold front?

• moderate temperature with mild breezes

• storms with hurricane winds

• rain with possible severe thunderstorms

• high temperatures with low winds

-brings cloudy weather

- Winds blow in a counter Clockwise direction​

Low Pressure

​- brings clear weather

-winds blow in a clockwise direction​

High Pressure​

​

Multiple Choice

Clay is watching the weather to prepare for a trip to the beach tomorrow. The forecast predicts that a low-pressure system will move in overnight. Which type of weather can Clay most likely expect in the morning?

• Foggy

• Sunny

• Clear and colder

• cloudy and rainy

Multiple Choice

What type of weather typically results from a low pressure system?

• Cold and Dry

• Fair and cold

• Rainy and cloudy

• Sunny and Hot

Multiple Choice

Low pressure systems in the Northern Hemisphere have winds that circulate in what direction?

• Clockwise

• Counter Clockwise

• Upward

• Downward