A astronaut jumping off Earth’s surface exerts a downward force on the planet for

PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

70\,\text{kg}

astronaut jumping off Earth’s surface exerts a

300\,\text{N}

downward force on the planet for

0.20\,\text{s}

. Treat Earth’s mass as

6.0\times10^{24}\,\text{kg}

. Determine the magnitude of Earth’s resulting acceleration during the push.