W.E.D

What is weathering?

• The breakdown of solid materials into very small particles by water, air, and other natural events.

• The build up of land by the settlement of sediment and soil in a new location.

• A large, slow-moving, long-lasting accumulation of snow and ice that develops on land.

• Sand or small pieces of rock broken down by weathering and deposited on the land or at the bottom of a body of water.

Tags

NGSS.MS-ESS2-2

What is erosion?

• Carrying away sediments by water, wind or ice.

• Sand or small pieces of rock broken down by weathering and deposited on the land or at the bottom of a body of water.

• Francisco Coronado

• Deposition

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

What is deposition?

• erosion

• process in which sediments, soil and rocks are dropped off and added to a landform or land mass.

• a glacier

• moving sediments down the river

What is sediment?

• SMALL PIECES OF WEATHERED ROCK

• grass after it has been mowed

• lava rock

Tags

NGSS.MS-ESS2-1

Over long periods of time, deposition may change the Earth’s surface by _____.

• forming new land features.
• breaking down large rocks into smaller ones.
• washing away beaches.
• moving topsoil.

Tags

NGSS.MS-ESS2-2

A cliff formed near the ocean.  Which statement best describes how this cliff formed?

• Warm air melted the rock.
• Sun rays evaporated the rock.
• Ocean waves washed away rock.
• Plant roots pushed away the rock.

Tags

NGSS.MS-ESS2-2

What is the wearing away or breaking down of rocks called?

• Deposition

• Erosion

• Glaciers

• Weathering

Tags

NGSS.MS-ESS2-1

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A mudslide dumps a large pile of mud onto a road

• Mechanical Weathering
• Chemical Weathering
• Erosion
• Deposition

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS3-2

Waves wash sand onto land until a beach is formed

• Physical Weathering

• Chemical Weathering

• Erosion

• Deposition

Rain washing away soil from a hillside is an example of...

• physical weathering

• erosion

• deposition

• chemical weathering

Tags

NGSS.MS-ESS2-2