Beach Erosion

What is erosion?

• The movement of sediment

• The breaking of sediment

• The dropping of sediment

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Water carrying sediment down a hill is an example of...

• weathering

• erosion

• deposition

Tags

NGSS.MS-ESS2-2

_____________ are formed when wave erodes and undercuts rock on the shoreline.

• Sea cave

• sea stack

• headlands

• sea cliff

Tags

NGSS.MS-ESS2-2

an area of the shoreline made up of material deposited by waves.

• beach

• sand

• sea cliff

• land

What would be the BEST example of erosion?

• Sediment piling up at the mouth of a river

• Plant roots growing through concrete and splitting it

• Waves carrying sand away from a beach

• A large rock splitting into pieces because of ice

Tags

NGSS.MS-ESS2-2

Which event breaks rocks down into smaller pieces?

• Sedimentation

• Deposition

• Weathering

• Erosion

Waves ERODE the land by

• picking up sediment like sand and gravel

• abrasion

• impact

• all of the above

Tags

NGSS.MS-ESS2-2

What is beach erosion?

• The accumulation of sand on a beach

• The removal of sand and sediment from a beach

• The formation of new beaches

• The stabilization of beach dunes

Tags

NGSS.MS-ESS2-2

Which of the following is a primary cause of beach erosion?

• Volcanic activity

• Tidal waves

• Wind and wave action

• Earthquakes

How can human activities accelerate beach erosion?

• By planting vegetation on dunes

• By constructing seawalls and jetties

• By reducing carbon emissions

• By cleaning up litter on beaches

Tags

NGSS.MS-ESS3-3