Case study: Kitty Hach Darrow

This lesson will look at the role that Kitty Hach Darrow played in the development of water analysis through the Hach company. We will also recap the importance of potable water.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.What is meant by sustainable development?

1/7

Q2.Which is of the below is an example of a natural product from the Earth?

2/7

Q3.What is a renewable resource?

3/7

Q4.What is the purpose of life cycle assessments (LCAs)?

4/7

Q5.Which of these is a possible effect on the environment?

5/7

Q6.What is the first step in water treatment?

6/7

Q7.Is sea water safe to drink?

7/7

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.What is meant by sustainable development?

1/7

Q2.Which is of the below is an example of a natural product from the Earth?

2/7

Q3.What is a renewable resource?

3/7

Q4.What is the purpose of life cycle assessments (LCAs)?

4/7

Q5.Which of these is a possible effect on the environment?

5/7

Q6.What is the first step in water treatment?

6/7

Q7.Is sea water safe to drink?

7/7

Video

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Worksheet

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Kitty Hach Darrow

This quiz will assess your knowledge from this lesson and previous lessons.

Q1.Cliff Hach made a machine which produced a constant supply of a gas. He was able to sell the machine for $15,000. What gas did the machine produce?

1/6

Q2.What size treatment plants did Hach target to begin with?

2/6

Q3.What 2 features were the water analysis tests designed to have?

Select two (2) boxes

3/6

Q4.At what level can impurities be detected in water due to the Hach company?

4/6

Q5.Is potable water safe to drink?

5/6

Q6.Which of the 3 below can be used as sterilising agents in the treatment of potable water?

Select three (3) boxes

6/6

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Kitty Hach Darrow

This quiz will assess your knowledge from this lesson and previous lessons.

Q1.Cliff Hach made a machine which produced a constant supply of a gas. He was able to sell the machine for $15,000. What gas did the machine produce?

1/6

Q2.What size treatment plants did Hach target to begin with?

2/6

Q3.What 2 features were the water analysis tests designed to have?

Select two (2) boxes

3/6

Q4.At what level can impurities be detected in water due to the Hach company?

4/6

Q5.Is potable water safe to drink?

5/6

Q6.Which of the 3 below can be used as sterilising agents in the treatment of potable water?

Select three (3) boxes

6/6

Lesson summary: Case study: Kitty Hach Darrow

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Time to move!

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For 5 mins...

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Walk

On the spot:
Chair yoga

This was the final lesson in the unit Using Resources (FT).

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