Science Lesson #11, Part 2

 

Two days ago, my table tested our dams from lesson 11 part 1. My group was the first team to start. Our dam and town were successful. The dam blocked the town from flooding.

 

Questions:

 

How did the dam affect the direction and flow of water?

The dam in our stream table affected the flow of water because of our straw under the dam. The straw under the dam directed the water into it, and under the dam to the bottom of the stream channel.

 

Did each dam produce the same results? Why or why not?

 

No. Not each dam produced the same results. From the placement of the dam, to the placement of the houses. They were all different.

 

Did the placement of your dam protect your town from flooding? Why or why not?

I think the placement of our dam protected the town from flooding. I think this happened because the dam was right before the houses.

 

Think about how the rocks and the hills affected the direction and flow of water. In what ways were the results with the dam the same? In what ways were they different?

The dam was the same to every team because it was built by stacking craft sticks on top of one and another. The dam was different because in each dam, the dam was placed in a different spot. Most, but not all, of the teams were successful.

 

If you were to design, build, and test your dam again, what would you do differently?

If I were to build my dam differently, I would keep it the same, but just for extra protection, I would make the dam a little higher.

 

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