Air Pressure

Multiple Choice

Why are surface currents at the surface of the ocean?

• colder temperature

• colder temperature & more salinty

• warmer temperature & less salinty

• less salinty

Multiple Choice

True or False: Surface currents affect coastal climates.

• True

• False

Multiple Choice

How does the shape of continents and land masses affect the flow and speed of ocean currents?

• It makes some places not have hurricanes

• It can change the direction or speed of current

• It does nothing

Multiple Choice

What process is happening step A?

• transpiration

• evaporation

• condensation

• accumulation

Multiple Choice

The process by which molecules of water vapor become liquid water.

• transpiration

• evaporation

• condensation

• accumulation

Multiple Choice

What is air pressure?

• The weight of the rain

• The weight of the clouds

• The weight of air

Multiple Choice

Where is air pressure the highest?

• High Up above the ground

• Sea Level

Multiple Choice

Atmospheric pressure changes at different altitudes. 

• True

• False

Multiple Choice

High Pressure =

• fair and calm weather

• stormy and cloudy weather

Multiple Choice

Low Pressure=

• Fair and Calm Weather

• Stormy and cloudy weather

Let's Apply Our Learning

Multiple Choice

What happens to air pressure as you move upward into the atmosphere?

• increases
• decreases
• stays the same

Multiple Choice

air is heavy and sinks, cool, clear, dry, fair weather with little to no precipitation

• low pressure

• high pressure

Multiple Choice

What kind of weather can be expected in areas of high pressure?

• Fair weather

• Cloudy weather

• Stormy weather

Multiple Choice

What is air pressure?

• how fast the wind is moving

• the weight of air pushing down on area

• the weight of pizza toppings pushing down on a crust

• how much water is in the air

Multiple Choice

As altitude __________, air pressure __________.

• increases, increases

• increases,

  decreases

• decreases,

  increases

• decreases,

  decreases

Multiple Choice

As altitude increases, air gets __________ .

• thinner

• thicker

Multiple Choice

Trevor watched as the barometer on his front porch showed a change in air pressure.


What happened as Trevor watched the weather change from sunny and calm to windy with dark clouds?

• A low pressure system moved into the area.

• A high pressure system moved into the area.