4th Grade Earth Science Review

Front

How are sedimentary rocks formed?

Back

Layered rock formed by compaction.

Front

What is erosion?

Back

Erosion is when rocks and soil are moved to new places.

Tags

NGSS.4-ESS2-1

Front

What is the difference between weathering and erosion?

Back

Weathering is breaking down of rock into smaller pieces. Erosion is taking those pieces to different places.

Tags

NGSS.MS-ESS2-2

Front

What force likely created a rock formation over millions of years?

Back

Wind-blown sand carving large rocks.

Front

What is a solid natural material that has a crystal form?

Back

Mineral.

Tags

NGSS.MS-ESS2-1

Front

What is weathering?

Back

The process of breaking down rocks into smaller pieces.

Front

What are the two main types of weathering?

Back

Physical weathering and chemical weathering.

Front

What is an example of physical weathering?

Back

Frost wedging, where water freezes in cracks of rocks.

Front

What is an example of chemical weathering?

Back

Acid rain dissolving limestone.

Front

What is the role of water in erosion?

Back

Water can carry away soil and rocks, reshaping the landscape.

Tags

NGSS.MS-ESS2-2