Constructive and Destructive Forces

Front

What is a CONSTRUCTIVE force?

Back

A force that builds up the Earth's surface.

Front

What is a DESTRUCTIVE force?

Back

A force that breaks down the Earth's surface.

Front

Define 'erosion'.

Back

When bits of weathered material move from one place to another.

Front

What is 'deposition'?

Back

The process where sediment settles in a new place after being eroded.

Front

Is a volcano a constructive or destructive force?

Back

Both; it can build up land with lava and ash, but also cause destruction.

Front

What is sediment?

Back

Small bits of rock, sand, and silt.

Front

What role does weathering play in erosion?

Back

Weathering breaks down rocks into smaller pieces, which can then be eroded.

Front

Give an example of a constructive force.

Back

Deposition, where sediment is added to landforms.

Front

What is the difference between weathering and erosion?

Back

Weathering breaks down rocks; erosion moves the broken pieces.

Front

How do earthquakes affect the Earth's surface?

Back

They can cause destruction by shaking and breaking the ground.