Practice every past-year question.

1. A
   Electroplating
2. B
   Alloying
3. C
   Anodizing
4. D
   Galvanizing

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1. A
   Newton's first law of motion
2. B
   Newton's second law of motion
3. C
   Newton's third law of motion
4. D
   Newton's universal law of gravitation

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1. A
   Ethane
2. B
   Propane
3. C
   Methane
4. D
   Ethene

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1. A
   $4.0\ \mathrm{D}$
2. B
   $0.25\ \mathrm{D}$
3. C
   $-4.0\ \mathrm{D}$
4. D
   $-0.4\ \mathrm{D}$

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1. A
   Red
2. B
   Yellow
3. C
   Violet
4. D
   Blue

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