Weather and Fronts Lesson & Notes

Multiple Choice

Which of the following best describes the effect of convection currents on weather patterns?

• They help distribute heat and moisture, influencing weather patterns.

• They only affect weather at the equator.

• They have no impact on local weather.

• They cause permanent weather conditions.

Open Ended

Why is it important to understand global patterns of atmospheric movement and how they influence local weather?

Multiple Choice

Which types of air masses are shown on the map of North America?

• Continental polar, Maritime polar, Continental tropical, Maritime tropical

• Continental arctic, Maritime arctic, Continental equatorial, Maritime equatorial

• Continental subtropical, Maritime subtropical, Continental temperate, Maritime temperate

• Continental desert, Maritime desert, Continental forest, Maritime forest

Multiple Choice

What do meteorologists collect data about when making weather predictions?

• Temperature, humidity, and air pressure

• Wind speed and direction only

• Rainfall and snowfall only

• Cloud shapes and colors

Multiple Select

Which of the following are key factors that meteorologists study to predict weather?

• Temperature

• Humidity

• Air pressure

• Cloud color

Open Ended

Explain how meteorologists use wind patterns and the jet stream to predict the weather.

Fill in the Blank

Humidity is a measure of how much ___ vapor is in the air.

Open Ended

What is the role of air masses in bringing weather across land?

Multiple Choice

Which type of air mass develops over warm water and brings warm, humid air?

• Maritime tropical

• Continental polar

• Continental tropical

• Maritime polar

Multiple Select

Which of the following statements are true about air masses?

• Cooler air masses form closer to the poles.

• Warmer air masses form closer to the equator.

• Humidity is how much water vapor is in the air.

• All air masses have the same temperature, air pressure, and humidity.

Open Ended

Explain how the location where an air mass forms affects its temperature and humidity.

Fill in the Blank

Humid air masses form over ___, while drier air masses form over ___.

Multiple Choice

Which air mass is characterized by being hot and dry and forms over land in the southwestern United States?

• Continental tropical

• Maritime tropical

• Continental polar

• Maritime polar

Open Ended

Describe the differences between continental polar and maritime polar air masses in terms of their source regions and characteristics.

Multiple Choice

What does the Latin prefix 'Mari' mean?

• Of, near, or by the sea

• Of the land

• Of the sky

• Of the forest

Open Ended

Explain how the characteristics of maritime and continental air masses affect the weather in different regions of the United States.

Multiple Choice

Which types of air masses are shown on the map, and what are their main characteristics?

• Maritime polar: cool and humid; Continental polar: cold and dry; Maritime tropical: warm and humid; Continental tropical: hot and dry

• Maritime polar: hot and dry; Continental polar: warm and humid; Maritime tropical: cool and dry; Continental tropical: cold and humid

• Maritime polar: warm and humid; Continental polar: cool and dry; Maritime tropical: cold and dry; Continental tropical: hot and humid

• Maritime polar: cold and dry; Continental polar: cool and humid; Maritime tropical: hot and dry; Continental tropical: warm and humid

Multiple Select

Select all correct statements about what happens when two air masses with different temperatures and humidities meet.

• They do not mix

• A weather front forms

• The air masses immediately blend together

• Local weather changes

Multiple Choice

Which of the following is a result of a cold front moving into an area?

• Possible rain showers and then warmer, humid weather

• Possible rain or violent storms, then cooler weather

• Long periods of rain, snow, fog, or clouds

• Light rain or other precipitation, then fair and cooler weather

Fill in the Blank

The boundary where two air masses meet is called a ___ ___.

Open Ended

How does the weatherman describe the symbols?

Multiple Choice

Which type of front is associated with weak showers and warmer, humid weather after it passes?

• Cold Front

• Warm Front

• Stationary Front

• Occluded Front

Multiple Choice

What happens when a warm air mass moves into a cool air mass?

• The warm air mass sinks below the cool air mass

• The cool air mass rises above the warm air mass

• The warm air mass rises above the cool air mass

• No change occurs

Multiple Select

Which of the following are characteristics of a cold front?

• Crazy storms

• Cool weather

• Possible rain showers

• Warmer, humid weather

Fill in the Blank

After a cold front passes, the air becomes ___ and drier.

Open Ended

What can you tell from this map?

Open Ended

What questions do you still have about how convection currents influence weather patterns?

Multiple Choice

How do global patterns of atmospheric movement influence local weather?

• They determine the amount of sunlight a region receives

• They influence wind and precipitation patterns

• They control the Earth's rotation

• They have no effect on local weather