Wind Erosion & Prevention

What is wind?

• Cold air

• Warm air

• Moving air

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What type of air weighs more because it has more molecules in an area?

• Warm air

• Cold air

Tags

NGSS.MS-ESS2-6

What type of air weighs less because it has fewer molecules in an area?

• Warm air

• Cold air

Tags

NGSS.MS-ESS2-5

How do air particles change as they heat up?

• When they heat up, they speed up.

• When they heat up, they slow down.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

How do air particles change as they cool down?

• When they cool down, they speed up.

• When they cool down, they slow down.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What heats up Earth's surface, which causes air to move?

• The Moon

• The Sun

• The other planets that are near Earth

• Earth does this on its own

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-6

Sandstorms are ___.

• things that stop wind and reduce soil erosion

• when sand is piled up

• strong winds that pick up loose sand and soil

• huge storms that form over oceans

What is erosion?

• The process of breaking things down.

• A way to prevent flooding.

• The heating of Earth's surface.

• The movement of materials.

Tags

NGSS.MS-ESS2-2

Powerful columns of rotating air that can reach speeds up to 300 miles per hour are ____.

• sandstorms

• tornadoes

• hurricanes

• dunes

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Tornadoes form over land, and hurricanes start and form over ___.

• oceans

• land

• both land and sea

• they come out of thin air

Tags

NGSS.MS-ESS2-6