3.5 Evaluation

We are almost done with our design.

The final step is the evaluation.

Let's see if we have met all the design criteria

---------------- Design Brief --------------------------------------------------

Part 1 The problem

We are going to design a new fabric for the space suits of the ISS.

Part 2: The list of design requirements

1. the fabric has to be space junk proof.

2. the fabric has to be light weight.

3. the fabric has a low price

4. ..........your design requirement............

5. ...........your design requirement............

6. ............your design requirement...........

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Part 3: Testing the solution

We are going to test our fabric with the following method

- We are going to drop a sharp piercer from 1.5 m on our fabric.

- We are going to weigh our fabric.

- We are going to calculate the price of our fabric.

Our fabric is good if the piercer does not go through the fabric. Our fabric is the best if the weight and price are low.

Task 9 -- test your space suit fabric.

We are going to test our fabric with the following method

- We are going to drop a sharp piercer from 1.5 m on our fabric.

- We are going to calculate the weight of our fabric.

- We are going to calculate the price of our fabric.


Write down your results in your lab journal.

Put the class table with the results of all groups in your labjournal

Task 10 -- improvements

Our fabric is good if the piercer does not go through the fabric.

Our fabric is the best if the weight and price are low.


In science and engineering there is always something that can be improved. Even if your fabric turned out to be good.

Write down 3 changes you make to your fabric. Explain why you these changes will improve your fabric.

Write this down in your lab journal.