Question
What happens to the force between two objects, if the masses of both objects are doubled?
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A car is being driven by a force of 2.5 × 1010N. Travelling at a constant speed of 5m/s, it takes 2 minutes to reach a certain place. Calculate the work done.
Why are plant and animal tissues different?
$_8\text{C}^{16},_6\text{C}^{14},_7\text{N}^{14},_8\text{O}^{18},_7\text{N}^{16}$