A bumblebee has a mass of 0.22 g. If its speed is 11.50 m/s, calculate its kinetic energy K E.

Question

Maci Mcpherson

Physics

20 July, 10:06

A bumblebee has a mass of 0.22 g. If its speed is 11.50 m/s, calculate its kinetic energy K E.

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Answers (1)

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Cason Meyers · Answer 1

K. E. = 1.45475 * 10⁻² J

Explanation:

Mass (m) = 0.22 g = 0.22*10⁻³ Kg, Speed (v) = 11.50 m/s

Required: K. E=?

Sol: Formula for K. E. = 1/2 (m v²) = 0.5 m v²

K. E. = 0.5 * 0.22*10⁻³ Kg * (11.50 m/s) ²

K. E. = 0.0145475 J

K. E. = 1.45475 * 10⁻² J