October 19, 2020 Science Warm Up

The process of breaking up Earth's surface into sediment is called...

• sediment
• erosion
• weathering
• deposition 

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NGSS.4-ESS2-1

What is sediment?

• the process of rocks being broken down and carried away
• bits of rock, sand, and silt caused by the weathering of rocks
• the top layer of the soil
• decaying plant or animal material 

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NGSS.4-ESS2-1

Which of these is an example of erosion

• Light Shinning onto a mountain
• Rain breaking down rock 
• Wind blowing away sediment
• All of the above

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NGSS.4-ESS2-1

How does freezing water cause the weathering of rocks?  The freezing water—

• keeps the rocks in place
• makes the rocks last longer
• expands cracks and breaks rocks
• causes rocks to fall in landslides

Tags

NGSS.MS-ESS2-2

How do plants weather rocks?

• during photosynthesis
• when roots grow into cracks of rocks and expand the rock
• when the plant moves water from the roots to the leaves
• Plants don't weather rocks

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NGSS.4-ESS2-1

Rain washing away soil from a hillside

• Weathering
• Erosion
• Deposition

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NGSS.4-ESS2-1

Which agents  break down earth materials?

• wind only
• earthquakes and gravity
• ice and 007
• wind, water, and ice

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NGSS.4-ESS2-1

What is an enormous mass of ice moving over land?

• Ice wedging
• Glacier
• Iceberg
• Dune

How do sandy beaches form?

• Waves pounding pebbles int smaller and smaller peices

• Wind eroding pebbles into smaller pieces

• Water freezing and thawing the cracks of pebbles

• Rain wearing away rocks into smaller and smaller pieces

Tags

NGSS.4-ESS2-1

What is erosion?

• The movement of sediment

• The breaking of sediment

• The dropping of sediment

Tags

NGSS.4-ESS2-1