C2 - Making cars Flashcards

1
Q

What is needed for rust?

A

Oxygen and water.

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2
Q

What is addition of oxygen?

A

Oxidation.

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3
Q

What is corrosion?

A

Corrosion is the rusting of metal.

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4
Q

How is painting a car protecting it from rusting?

A

It prevents oxygen getting to it.

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5
Q

What is the chemical name for rust?

A

Hydrated Iron 111 Oxide

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6
Q

What is the word equation for rust?

A

Iron + water + oxygen = hydrated iron 111 oxide

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7
Q

What are the main materials used in cars?

A
  • metal and alloys
  • plastic
  • glass
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8
Q

How would you separator a mixture of iron fillings and aluminum powder?

A

Separate it using a magnet to attract the iron.

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9
Q

What are the benefits to recycling car parts?

A
  • more recycling of metals means that less metal ore needs to be mined
  • recycling of iron and aluminum saves money
  • less crude oil is being used to make plastics
  • recycling batteries reduces toxic materials into the environment
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10
Q

What are the advantages to making cars with aluminum?

A
  • it does not corrode so the car body will last longer

- it is lighter than steel so has a better fuel economy

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