Lesson 10: Rushing River/Exploring Flow



Answer the following questions before beginning the investigation.

In lesson 3 you modeled rain by using a sprinkler head and in Lesson 4 you used a cup with a small hole to model a slow-moving stream. How could you model floodwater or a rushing river? (2pts)
Pouring a cup of water into the stream table.

Q 2
Predict what would happen if you allowed the water to flow into the stream table at a faster rate. (2pts)
A 2
The water from the bottle can make a bigger stream with more water going faster.

After completing the investigation, answer the following questions.

Q 3
How were the changes in the land in today’s stream different from those in lesson 4? Compare the length and width of the streams, what do they have in common?(2pts)
A 3
The stream table is about the same length as it was in lesson 4 because the sand and humus and also the rocks kinda stayed in the same place because the water just ran right threw the middle.

Q 4
What situations on earth might cause the flow of water to increase? Give at least two examples. (2pts)
A 4
Making soil get wetter so then the plants can grow faster. Also try to use reusable cups or use a bottled water and just keep filling it up.

After viewing photo cards 8 and 9, record your observations and answer to the questions below.

Card 8:

Write your observations:
The area looks very swampy. The water looks very green and below the trees is grass.
Answers to the questions:
They both have lots of grassy areas and big bodies of water.
The plant life has a huge variety of all different kinds of plants. There are trees,grass and plant life living on this area of land.
Card 9:

Write your observations:
There is a huge waterfall. Also there are trees and rocks in a forest looking place.
Answers to the questions:
1. The water is going down all the cliffs.
2. It affects the way the water falls down the cliff because the cliff looks very steep.