Air Pressure and Weather

What is an air mass?

• A large body of air with uniform temperature and humidity

• A small pocket of air with varying temperature

• A cloud formation in the sky

• A type of wind pattern

What does air pressure refer to?

• The weight of air molecules pressing down on Earth

• The speed of wind in a specific area

• The temperature of the atmosphere

• The amount of moisture in the air

What characterizes high air pressure?

• Clear skies and calm weather

• Stormy and rainy conditions

• High humidity levels

• Rapid temperature changes

What is associated with low air pressure?

• Stormy and rainy conditions

• Clear and sunny weather

• High temperatures

• Low humidity

What are convection currents?

• Circular movements of air due to temperature differences

• Straight-line winds in the atmosphere

• The flow of water in oceans

• The movement of tectonic plates

What does density of air molecules refer to?

• The number of air molecules in a given space

• The speed of air molecules

• The temperature of air molecules

• The color of the sky

What is humidity?

• The amount of water vapor in the air

• The speed of wind

• The temperature of the atmosphere

• The pressure of air

What tool is used to measure air pressure?

• Thermometer

• Barometer

• Hygrometer

• Anemometer

What tool is used to measure air temperature?

• Barometer

• Thermometer

• Hygrometer

• Rain gauge

What tool is used to measure humidity?

• Anemometer

• Barometer

• Hygrometer

• Thermometer