The same roller coaster car reaches the bottom of the track, 0 m from the ground. if no mechanical energy was lost to friction, what is the car kinetic energy?

A 2 kg block rests on a 34o incline. If the coefficient of static friction is 0.2, how much additional force, F, must be applied to keep the block from sliding down the incline?

What is the energy of a baby who weighs 20 N sitting in a high chair 1.5 m high?

A 9.00-cm-long wire is pulled along a U-shaped conducting rail in a perpendicular magnetic field. The total resistance of the wire and rail is 0.320 Ω. Pulling the wire at a steady speed of 4.00 m/s causes 4.

What happens when light from a flashlight strikes Water droplets from a mist of water

What is the difference between States of matter and phases of matter?

Calculate the speed for a car that went a distance of 125 miles in 2 hours time

A small 25 kilogram canoe is floating downriver at a speed of 4 m/s. What is the canoe's kinetic energy?

A car traveling on a flat (unbanked), circular track accelerates uniformly from rest with a tangential acceleration of 1.85 m/s2. The car makes it one quarter of the way around the circle before it skids off the track.

A train travels 120 km in 2 hours and 30 minutes what is the average speed

How many constellations are there?