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Help 10% D" us, Sun Se khanacademy.org Assignments | Khan Academy (2) Setting up (2) Choosing k with con acceleration (practi.. tic equa Khan Academy Donate nur Kinematic equations: numerical calculations You might need: Calculator A boat is drifting with a speed of 5.0 to the right when the driver turns on the motor. The boat speeds up for 6.0 s with an acceleration of 4.0 leftward. What is the displacement of the boat over the 6.0 s time interval? Answer using a coordinate system where rightward is positive. Round the answer to two significant digits.

Explanation / Answer

S = vt + 0.5at2
S= 5x6 + 0.5x4x62

S= 102 m

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