Earth's Changing Surface: Fitz

Erosion is...

• When moving water leaves soil behind

• The natural process of breaking down rock

• The movement of materials from one location to another

• When cracks in rock get bigger when water inside them freezes

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Weathering is...

• When moving water leaves soil behind

• The natural process of breaking down rock

• The movement of materials from one location to another

• When cracks in rock get bigger when water inside them freezes

Tags

NGSS.MS-ESS2-2

Deposition is...

• When moving water or wind leaves soil behind

• The natural process of breaking down rock

• The movement of materials from one location to another

• When cracks in rock get bigger when water inside them freezes

Tags

NGSS.MS-ESS2-2

Ice Wedging is...

• When moving water or wind leaves soil behind

• The natural process of breaking down rock

• The movement of materials from one location to another

• When cracks in rock get bigger when water inside them freezes

Tags

NGSS.MS-ESS2-2

How can you tell if a valley was made by a glacier?

• The valley is shaped like a U

• The valley is shaped like a V

• There are no trees in the valley

• There are mountains on both sides of the valley

Tags

NGSS.MS-ESS2-2

How can you tell if a valley was made by a river?

• The valley is shaped like a U

• The valley is shaped like a V

• There are no trees in the valley

• There are mountains on both sides of the valley

Tags

NGSS.MS-ESS2-2

How do sand dunes form?

• Animals dig holes underground

• Water deposits sand in valleys

• wind deposits sand in one place

True or False: Wind erosion can be a problem for farmers because it can blow away the top layer of soil during a time of drought.

• True

• False

Which is an example of weathering?

• Beach sand is pulled out to the sea and moved down the beach

• Eroded materials are deposited in a new area

• Snow is blown into large snow drifts

• Rock sculptures are created when sand is blown against it for many years

Tags

NGSS.MS-ESS2-2

Eroded materials deposited in a new is called...

• Pebbles

• Sediment

• Mud

• Sand

Tags

NGSS.MS-ESS2-1