Does altitude has an effect on weight?​

Truck traveling west on the highway experiences an acceleration to the east. what could be the cause of this acceleration

Why do astronauts in the space shuttle weigh less?

Chameleons catch insects with their tongues, which they can rapidly extend to great lengths. in a typical strike, the chameleon's tongue accelerates at a remarkable 220 m/s2 for 20 ms, then travels at constant speed for another 30 ms.