The engine of a motorcycle did an amount of work W while reaching a speed

of v. If the engine could perform work 4W then the final speed would be?

Andre, whose mass is 77.1 kg, sits on a diving board above a dunk tank. If he is sitting 0.90 m above the water, what is his total mechanical energy?

Which parameter of the present universe, more than any other, is considered to be critical in determining the ultimate fate of the universe?

List three additional real world examples that show work being done.

A 50 g ball of clay traveling at speed v0 hits and sticks to a 1.0 kg block sitting at rest on a frictionless surface. part a what is the speed of the block after the collision?

The slope of the distance-time graph is equal to the A. speed B. acceleration C. displacement D. motion

If an ice cube melts at 0°C but water freezes at 0°C what is the difference between melting and freezing in terms of energy involved with phase changes and be particles of substances during the phase changes?

Why do the upper levels of Neptune's atmosphere appear blue?

An athlete has a mass of 62 kg and a volume of 65 liters. What is the density is kg/l?

A wave has a speed of 50m/sec if its frequency is 100 hz what's it's wavelength

11. A depression in the ground due to a cave collapse or acidic water dissolution of limestone is called a A. sinkhole. B. stalagmite. C. stalactite. D. cave.