Weather 6 (Weather Currents)

Which of these actions causes wind?

• rotation of Earth on its axis

• movement of air from water to land

• uneven heating of Earth’s surface

• air passing Earth as it revolves around the Sun

Tags

NGSS.MS-ESS2-6

Some weather conditions are shown.

Weather Conditions

• Cold front moving in behind warm, moist air

• Heavy, constant winds

• Sudden hail

• Unstable atmosphere

Which type of severe event is MOST likely to occur during these weather conditions?

• blizzard

• hurricane

• tornado

• drought

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS3-2

Which observation describes a change in climate rather than a change in weather?

• The thunderstorm dropped about three centimeters of rain today.

• The average summer temperatures have increased over the last ten years.

• The snowfall in this area was more this week than it was last week.

• The average wind speed in April was less than it was in March.

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS3-5

The weather map shows the weather in four states on the same day.

Based on this map, the weather in Ohio on the following day will MOST likely be

• foggy

• rainy

• snowy

• sunny

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which polar jet stream path would bring unusually warm weather to the Great Lakes region in winter?

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Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

The polar jet stream is an air current that flows across North America. It flows much faster in winter than it does in summer. Why is it faster in the winter?

• Northern air has more oxygen in winter.

• Northern air is warmer in winter.

• Northern air is colder in winter.

• Northern air is drier in winter.

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which MOST affects the path of a weather system in the United States?

• the width of the jet stream

• the speed of the jet stream

• the location of the jet stream

• the temperature of the jet stream

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which causes the subtropical jet stream to bring cold, wet winter weather to the southeastern United States?

• El Niño

• La Niña

• Coriolis effect

• Santa Ana winds

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which best describes a characteristic of the jet stream?

• It forms a boundary between a cold air mass and a warm air mass.

• It creates the high winds around the eye of a hurricane.

• It forces the hot air along the equator to rise to areas in North America.

• It causes high pressure air masses to rotate clockwise.

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What is the cause of rising surface temperatures of the Pacific Ocean, drought in the western United States, and flooding on the Pacific coast of South America?

• the Gulf Stream

• the jet stream

• La Niña

• El Niño

Tags

NGSS.MS-ESS2-6