Weather

Front

What happened as Trevor was watching the air pressure change?

Back

A low pressure system moved into the area.

Front

Wendy measures the temperature outside of her school every ten minutes and notices the wind begins to pick up during her last two measurements. What is a reasonable weather forecast Wendy could make?

Back

Rain is likely in the next few minutes.

Front

Martha is measuring the barometric pressure in her back yard every thirty minutes. She records her data in the table. Which of the following weather forecasts is reasonable? Options: Tomorrow will be sunnier than today, Next week will be warmer than this week, A high pressure system is moving into the area, A low pressure system is moving into the area.

Back

A low pressure system is moving into the area.

Front

What happens to warm air when a cold air mass meets a warm air mass?

Back

It will rise.

Front

Fey measures wind speed every fifteen minutes for one hour in her back yard. As Fey takes her last two measurements she notices that the temperature drops suddenly. Which of the following weather predictions would be best for Fey to make? Options: A tsunami is approaching, A cold front is moving in, The air's humidity is decreasing, A hail storm is approaching.

Back

A cold front is moving in.

Front

A weather map of the United States is shown.

If this map represents today's weather, which of these is most likely true about the upcoming weather in Phoenix?

• Heavy rain will fall for several days.
• Tomorrow will be warmer than today.
• Tomorrow will be cooler than today.
• Strong winds will blow for several days.

Back

Tomorrow will be cooler than today.

Front

Brandy decreases the amount of atmospheric water vapor in her weather model. How will this likely affect the precipitation?

Back

There will be less precipitation.

Front

What type of pressure system is associated with a cold air mass overtaking a warm air mass, likely causing severe thunderstorms?

Back

a low pressure system

Front

What causes wind?

Back

air flowing from a high pressure area to a low pressure area

Front

A cold air mass and a warm air mass are predicted to meet. What type of weather can be expected between the two air masses?

Back

stormy weather