PH-2387

Kinetic energy

Physics · Secondary 4 · Easy · Kinetic energy

A 0.25 kg ball is thrown horizontally at

18\,\text{m/s}

. What is its kinetic energy at that instant?

$40.5\,\text{J}$
$9.0\,\text{J}$
$81\,\text{J}$
$4.5\,\text{J}$

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