Math!

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Change both measurements to the same unit of measure and find the scale factor.
1) 1ft model of a 1in. fossil
2) 20cm model of a 28m rocket
3) 2ft model of a 30yd sports field
4) 3ft model of a 5yd whale

  • Math! -

    Well go ahead and try.
    what is 12 inches to 1 inch?

    In general if you are a physicist and want to change units you write it out so the ones you want to go away cancel
    like
    1 foot * 12 inches / foot = 12 inches
    or
    2200 fishes * 1 school / 100 fishes = 22 schools

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