Paul the Penguin's Science Adventures: Weathering and Erosion

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Questions and Answers

What is the process that causes rocks to be moved to another place by an outside force, usually the weather?

  • Deposition
  • Weathering
  • Melting
  • Erosion (correct)

What term is used to describe the process that results in dirt, sand, or rocks being moved to another place by an outside force?

  • Melting
  • Deposition
  • Weathering
  • Erosion (correct)

What is the term for the process where dirt falls away from the shoreline?

  • Weathering
  • Erosion (correct)
  • Melting
  • Deposition

What caused the shaping of a part of the shore of the pond, making it look like a sea?

<p>Erosion (B)</p> Signup and view all the answers

What process occurs when dirt ends up in the pond?

<p>Deposition (D)</p> Signup and view all the answers

What holds the dirt together and makes it harder for erosion to happen?

<p>Plants' root systems (D)</p> Signup and view all the answers

What can break parts of rocks off as they grow, eventually causing the entire rock to break apart?

<p>Plants' root systems (B)</p> Signup and view all the answers

Which factors can cause rocks to crack and break?

<p>(C) and temperature (A)</p> Signup and view all the answers

What causes rocks to expand or get bigger, then contract or get smaller, eventually leading to them cracking and breaking?

<p>Temperature and water (B)</p> Signup and view all the answers

What are some examples of weathering mentioned in the text?

<p>Rain, plants’ root systems, temperature changes (A)</p> Signup and view all the answers

Flashcards

Erosion

The process of rocks being moved to another place by an outside force, often weather-related.

Erosion (Definition 2)

The process where dirt, sand, or rocks are moved to a new location by an external force.

Erosion (Shoreline)

The wearing away of land or soil by the action of wind, water, or ice.

Deposition

The accumulation of sediments, soil, and rocks after being transported.

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Plants' Root Systems

A network of roots that binds soil together, preventing it from being easily eroded.

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Plants' Root Systems (Rock Breakage)

They can exert pressure within rocks as they grow causing cracks and eventual breakage.

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Temperature (Weathering)

Fluctuations that cause rocks to expand when hot and contract when cold, leading to cracks.

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Weathering Examples

The breakdown of rocks into smaller pieces through exposure to weather.

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