1. What average force is exerted on a 25 g egg by a bed sheet if the egg hits the sheet at 4 m/s and takes 0.2 s to stop?

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.