1. A ball is thrown vertically upwards so that its height, S metres at time t seconds from the instant it is t?

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  • 8 years ago
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    Can you read the question and tell me what is the question ask for? If you can tell me what's the question asking for, I'll solve it for you.

    Source(s): ???
  • 8 years ago

    The most likely formula you will need is:

    S = 1/2 a * t^2.

    Where "a" is the acceleration of gravity. However, it is not clear what you are asking. Perhaps you want "t", then solve that equation for "t" and do the math.

    Source(s): Physics class in school about 45 years ago.
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