Understanding Deposition, Erosion, & Weathering

Alec saw footage of a landslide on the news. He saw rocks falling from the side of a mountain, with some of them smashing into each other and breaking apart. Alec witnessed:

• erosion and weathering

• erosion and compacting

• weathering and sedimentation

• weathering and compacting

During a hike, Maria noticed that the trail was covered with small pebbles and sand. She realized that these materials were moved from their original location by:

• compacting

• erosion

• sedimentation

• weathering

While visiting a beach, John observed that the cliffs were slowly being worn away by the waves. This process is an example of:

• compacting

• erosion

• weathering

• sedimentation

Emma found a rock that had been broken into smaller pieces due to freezing and thawing cycles. This is an example of:

• compacting

• erosion

• sedimentation

• weathering

How does erosion compare to weathering?

• Both break down materials.

• Both move from place to place.

• Erosion breaks down rock, and weathering moves them place to place.

• Weathering breaks down rocks, and erosion moves them place to place.

Which sentence correctly uses the word "eroded"?

• The water is eroded the land.

• Yesterday, water eroded the land.

• Right now, water is eroded the land.

• Tomorrow, water will eroded the land.

What type of erosion formed the Grand Canyon?

• Wind

• Water

• Sandblasting

• Glacial

Tags

NGSS.MS-ESS2-2

What is the major force of erosion along the coast?

• Sand
• Earthquakes
• Waves
• Rain

Tags

FL.SC.6.E.6.1

Marley has a vegetable garden in her yard. During a storm, heavy rain falls.  The rain runs over the garden, and some of the soil is washed away. Which term best describes this movement of soil from one place to another?

• Erosion

• Discharge

• Deposition

• Weathering

Lichen secrete weak acids that break down rock. What is this an example of?

• Weathering

• Physical weathering

• Chemical weathering

• erosion