Weathering and Erosion

Why is weathering important for the environment?

• It helps in the formation of rocks.

• It creates soil, which is essential for plant growth and supports ecosystems.

• It causes natural disasters like earthquakes.

• It has no significant impact on the environment.

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NGSS.MS-ESS2-2

How do weathering and erosion work together?

• Weathering breaks down rocks, while erosion transports the broken pieces away, often leading to soil formation.

• Weathering and erosion are the same processes that only occur in deserts.

• Erosion breaks down rocks, while weathering builds them up.

• Weathering occurs only in cold climates, while erosion happens in warm climates.

Tags

NGSS.MS-ESS2-2

What is erosion?

• Erosion is the process by which soil and rock are removed from the Earth's surface and transported to another location.

• Erosion is the process of planting trees to prevent soil degradation.

• Erosion is the accumulation of soil and rock in a specific area.

• Erosion is the process of water evaporating from the soil surface.

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NGSS.MS-ESS2-2

What is a delta?

• A type of fish found in rivers

• A landform created by the deposition of sediment at the mouth of a river, where it meets a body of water.

• A measurement of the change in temperature

• A geological term for a mountain range

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What is an example of physical weathering?

• Water getting into cracks in rocks, freezing, and expanding, causing the rocks to break apart.

• Chemical reactions between minerals in rocks that lead to their breakdown.

• Erosion caused by wind carrying sand particles that wear down rock surfaces.

• The process of plants growing in rock crevices and breaking them apart.

Tags

NGSS.MS-ESS2-2

What is weathering?

• The process of breaking down rocks into smaller pieces, leading to soil formation.

• The process of transporting sediments from one place to another.

• The process of forming new rocks from molten lava.

• The process of changing the chemical composition of minerals in rocks.

Tags

NGSS.MS-ESS2-2

How do plants help prevent erosion?

• By providing shade to the soil

• By holding the soil in place with their roots

• By absorbing excess water

• By increasing soil temperature

What is an example of erosion caused by wind?

• Strong winds blowing sand away from a beach, reshaping the coastline.

• Heavy rain causing soil to wash away from a hillside.

• Rivers carving out valleys over time.

• Glaciers moving large rocks across the landscape.

Tags

NGSS.MS-ESS2-2

What is chemical weathering?

• The physical breakdown of rocks into smaller pieces.

• The process of transporting sediments from one location to another.

• The chemical alteration of minerals in rocks, often due to reactions with water or acids.

• The formation of new minerals from existing ones through heat and pressure.

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What is frost wedging?

• A type of chemical weathering that dissolves rocks

• A process where water freezes in rock cracks, expanding and causing the rock to break apart

• A method of erosion caused by wind

• A technique used in construction to strengthen foundations

Tags

NGSS.MS-ESS2-2

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