Constructive and Destructive Forces 5th Grade

____________________ forces are processes that create or build up landforms.

• Constructive

• Destructive

________________forces are processes that destroy or wear down landforms.

• Constructive

• Destructive

What is this?

• Canyons

• Roadcliffs

What is this in the image

• Road cliff

• Canyon

What are landforms? (Select all which apply)

• Valleys

• Deserts

• Islands

• Rivers

Weathering is _________

• Constructive

• Destructive

____________ is a destructive force and can be chemical or physical. It causes the surface of the earth to dissolve, decompose, and break into smaller pieces.

• Weathering

• Erosion

Water is an important cause of weathering.

• True

• False

Plants cause weathering when roots break apart.

• False

• True

Changes in temperature can break rock, as well as ice forming inside of cracks in the rock causing it to break even more.

• False

• True