Weather Unit Review

Which instrument is used to measure the average annual precipitation?

• rain gauge
• barometer
• anemometer
• hygrometer

Which type of air pressure causes a storm to form on a spring day?

• low pressure, causing air to rise, cool, and form water droplets
• high pressure, causing air to rise, cool, and form water droplets
• low pressure, causing air to sink and bring water droplets to the ground
• high pressure, causing air to sink and bring water droplets to theground

What will most likely happen to the wind after the sun goes down?

• The wind will continue to blow in the same direction.
• The wind will blow in the opposite direction.
• The wind will increase in speed.
• The wind will decrease in speed.

Which is most responsible for weather conditions in North Carolina?

• the temperature of the Pacific Ocean
• the ocean temperature at the equator
• the prevailing winds coming from the west
• the depth of the water in the Gulf of Mexico 

How is weather on a cloudy night most likely to differ from the weather on a clear night?

• The temperature will be cooler.
• The temperature will be humid.
• The temperature will be warmer.
• The temperature will be unchanged.

Which instrument is used to determine air pressure?

• barometer
• anemometer
• thermometer
• wind vane

Throughout the year, there is usually some wind blowing at the beach during the day and night. What is the cause of these winds?

• air flowing down mountains to the ocean
• differences in the humidity over land and ocean
• differences in the temperature of land and ocean
• air flowing from the upper parts of the atmosphere

 How do plants contribute to the water cycle?

• Plants cool the air and create condensation.
• Plants warm the air and create precipitation.
• Plants give off water through transpiration.
• Plants give off water in the form of runoff or groundwater.

Which parts of the water cycle change liquid into vapor?

• condensation and transpiration
• evaporation and condensation
• evaporation and transpiration
• transpiration and runoff

Which process of the water cycle returns condensed water to the earth’s surface?

• evaporation
• precipitation
• condensation
• transpiration