Weather, Clouds, and Air Pressure

When you increase your altitude, the air pressure 

• increases
• decreases
• stays the same

What is the instrument called that measures air pressure?

• thermometer
• ruler
• yard stick
• barometer

They are low in the sky and look soft and fluffy. 

• Cirrus
• Cumulonimbus
• Cumulus 
• Stratus

Water vapor, which helps create clouds, gets into the air by ________________.

• precipitation
• evaporation
• condensation
• sublimation

What refers to the measure of the amount of water vapor present in the air compared to the amount needed for saturation at a specific temperature?

• fog
• dew point
• relative humidity
• clouds

At night,  the denser cool air over the land moves in and replaces the less dense, warmer air that rises over the ocean.  This is called 

• sea breeze
• land breeze
• trade winds 

This illustration is a picture of which cycle? 

• The Life Cycle 
• The Rock Cylce
• The Water Cycle
• The Earth Cycle 

Which instrument measure air temperature? 

• Thermometer 
• Wind Vane 
• Weather Vane
• Anemometer 

Which instrument measures wind direction? 

• Rain Gauge 
• Wind Vane 
• Wind Tracker 
• Anemometer 

Which instrument measures how much precipitation has fallen?  

• Anemometer
• Thermometer 
• Rain Gauge 
• Wind Vane