It takes 20 Newtons to move a box. How long will it take a 25 Watt motor to move this box 5 meters?

Erosion of the beach is normally a slow process. however, in certain situations, large chunks of shore may wash out to sea. what could cause this to happen?

If a hiker that weighs 600 newtons climbs a 50 meter hill, how much gravitational potential energy has the hiker gained?

What electron configurations do atoms usually achieve by sharing electrons to form covalent bonds?