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Wednesday 1/29 TES 2.8

Last updated 14 days ago
14 questions
Objective: KWBAT explain why engineers use an iterative design cycle when they design solutions to a problem.
Engineering Clean Water - Click on the link below to read the text

https://learning.amplify.com/books/9781945192555/#page=1

POST READING KNOWLEDGE CHECK


Read the sentences below. If you agree with the sentence, choose agree. If you disagree with the sentence, choose disagree.
1

Wastewater can be cleaned and reused.

1

Everyone has access to water.

1

Bangladesh gets most of its surface water from rivers.

1

Drinking wastewater can make you very sick.

1

Engineers usually create one perfect design.

1

Chlorine can clean water.

1

What was the water problem in Bangladesh?

1

What was the solution to the water problem in Bangladesh?

1

How did the engineers design this solution?

Multiple Meaning Words: Engineering Clean Water

Some words can mean more than one thing. For each word in the table:

1. Read the sentence from Engineering Clean Water that uses the word.
2. Read the two meanings the word can have.
3. Decide which meaning the word has in the sentence from the book and circle that meaning.
1

Water from rivers and other sources is treated at water treatment plants and then sent through pipes to the rest of the city.

In the sentence, the word plants means

1

There would be no point in cleaning the water before it reached the pumps, since it could just become contaminated again through the cracks in the pipes.

In the sentence, the word point means

1

Their tests showed that the amount of chlorine in the water varied.

In the sentence, the word test means

1

To make the solution, the engineers bought parts from the market in Dhaka.

In the sentence, the word parts means

0

Dahlia was completing an investigation for the science fair. She learned in science that in any investigation, she needs to LEARN, PLAN, MAKE, and TEST.


As Dahlia was planning her investigation, she made time to do this process only one time. Explain to Dahlia, why the design process is a cycle and cannot be stopped after just one round.