PH-2356

Kinetic energy

Physics · Secondary 4 · Medium · Kinetic energy

A motorcycle of mass 800 kg is travelling at 15 m/s. What is its kinetic energy?

Use

E_k = \tfrac{1}{2}mv^2

.

$9.0 \times 10^4\,\text{J}$
$4.5 \times 10^4\,\text{J}$
$1.8 \times 10^5\,\text{J}$
$9.0 \times 10^3\,\text{J}$

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