| The two DVD storage units seen below are sold in the shops | ||
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| 1. Name
two materials that could be used to manufacture either of the sample
storage units MATERIAL ONE: ___________________MATERIAL TWO:_________________________ |
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2. Choose one of the materials you named in question 1. One property your material must possess is described below: |
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| PROPERTY:
TOUGHNESS
WHY: The material must be tough so that it can withstand knocks and blows. If it is knocked off the table it must not break or shatter. |
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| Describe three more properties that the
material must have and why the properties are important. |
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| A. Property 1: ____________________ | ||
| WHY: | ||
| B. Property 2: ____________________ | ||
| WHY: | ||
| C. Property 3: ____________________ | ||
| WHY: | ||
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3. Being able to see the title on each DVD cover is an important factor in the design of storage units. Which of the units (A or B) is the best designed for this requirement. Explain your answer. |
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4. If a thousand DVD storage units are to be manufactured, this is called BATCH manufacturing. |
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| 4a. If only one unit is to be manufactured , this is called | ||
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4a. If the DVD unit is to be manufactured twenty four hours a day and 365 days a year, this is called |
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