Unit 8 review

Wind blows sand out of the dessert

• Mechanical Weathering
• Chemical Weathering
• Erosion
• Deposition

Flood water pounding against a canyon wall and wearing it down

• Weathering
• Erosion
• Deposition

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Glaciers dropping rock and sand to form moraines (deposition of debris)

• Weathering
• Erosion
• Deposition

Water getting into cracks, freezing, and breaking the rocks or pavement apart

• Weathering
• Erosion
• Deposition

Tags

NGSS.MS-ESS2-2

When water freezes in cracks in rocks, it expands causing the rock to break. This is known as...

• ice breaking

• ice wedging

• ice melting

• ice cutting

Tags

NGSS.MS-ESS2-2

What is the major cause of weathering and erosion?

• wind
• ice
• glaciers
• moving water

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

The process in which wind, water, ice or gravity transport rock fragments from one location to another

• Weathering

• Sedimentation

• Erosion

• Deposition

Tags

NGSS.MS-ESS2-2

The MECHANICAL breaking down of rocks into smaller pieces is...

• Physical weathering

• Chemical weathering

Fragments of weathered rocks are known as ____.

• sediments

• deposits

• limestones

• sandstones

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