How much potential energy does a 50kg block of ice a height of 4m have ?

Select the three ways that the parallel-plate capacitor differs from a car battery.

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration

Atruck driver is attempting to deliver some furniture. first, he travels 8 km east, and then he turns around and travels 3 km west. finally, he turns again and travels 13 km to his destination. what is the drivers total displacement?