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Consider the equation

Let *x* represent some position and *t* represent time.

- Describe a physical situation represented by this equation. As part
of your description include a sketch and a written description. Indicate
what
*y*and*x*correspond to in the situation you describe. - How, if at all, would the physical situation you described in part
A be different if
*a*were twice as large? Explain how you determined your answer. - How, if at all, would the physical situation you described in part
A be different if
*b*were twice as large? Explain how you determined your answer.

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Page last modified October 31, 2002: O31