Enrik

A cheetah can run at a maximum speed 96.6 km/h and a gazelle can run at a maximum speed of 78.5 km/h. If both animals are running at full speed, with the gazelle 93.9 m ahead, how long before the cheetah catches its prey? Answer in units of s.

Consider a horse pulling a buggy. Is the following statement true? The weight of the horse and normal force exerted by the ground on the horse constitute an interaction pair that are always equal and opposite according to Newton’s third law.

A gust of wind blows an apple from a tree. As the apple falls, the force of gravity on the apple is 9.20 N downward, and the force of the wind on the apple is 1.74 N to the right. What is the magnitude of the net external force on the apple? Answer in uni...

So it would be 72*11=792?

So 9.20^2 + 1.74^2= 87.6676 so square root of 87.6676 which is 9.36?