What best describes the greatest height a ball will bounce off the ground after being dropped from a height of 50 centimeters

1000 kg of water initially at 6 m/s runs through a hydro-generator. If the water leaves the generator at velocity of 4 m/s, and the efficiency of the generator is 100%, how much electricity in kJ (2 significant figures) will we get?

A baseball sitting on the roof of the stadium has 60 J of potential energy. A pigeon lands on the baseball and knocks it off.

An object with a mass of 2.0 kg is accelerated at 5.0 m/s/s what is the net force that causes this acceleration

The highest barrier that a projectile can clear is 24.7 m, when the projectile is launched at an angle of 23.0 ° above the horizontal. what is the projectile's launch speed?

Is there a relationship between the direction of movement and pattern of earthquakes? Volcanoes? Describe and Explain.

A mechanic applies a force of 60N at a distance of 80 cm from the pivot on a wheel wrench. What is the size of the moment?

How does surface currents would be affected if eArth didn't rotate

Which one is an accurate description of he process of erosion

In an LC circuit containing a 40-mH ideal inductor and a 1.2-mF capacitor, the maximum charge on the capacitor is 45 mC during the oscillations. What is the maximum current through the inductor during the oscillations?

How much force is needed to move a brick with a mass of 345-kg a distance of 28m while doing 1008 j of work?