1Daily Warm-Up Exercises 1

Day 18

What is the difference between erosion and deposition?

Erosion is when something like moving water or wind picks up loose bits of rock. Deposition is when the water or wind slows down and the rock bits settle. Erosion is when the movement starts; deposition is when it stops.

2

Weathering & Erosion Video(Part 4)

Investigation 4

My Sediments Exactly

33

Review

What did the stream table represent?The sand and clay represented the Colorado Plateau. The water represented the Colorado River.

How were the stream-table earth materials different from the Colorado Plateau?

The stream-table layers weren't made of hard rock.

44

Video

Read the questions on the Weathering and Erosion Video worksheet (pages 31 & 32).

We will watch the video in 10-minute intervals.

Take notes during the video, and answer the questions when we pause.