4. The boat's position during the interval of time from t = 2s to t = 10 s is given by s = 4t + 1.6t-0.08t m. a. Determine the boat's velocity and acceleration at t = 4 s. b. What is the boat's maximum velocity during this interval of time and when does it occur? c. Graph the position, velocity and acceleration fromt 0 to t 10 seconds.

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British Gravitational Bg System Of Units

Measuring is the comparison of a particular physical quantity with its reference value. A unit is a fixed physical quantity. The length is a physical quantity. A physical quantity is the product of a unit and the numerical value we need to compare with.