A 180kg mass at the earth's surface weighs

Calculate the kinetic energy of a. 30 kg ball thrown at a velocity of 96.6 m/hr in J.

If lebron james has a vertical leap of 1.29m, what is his takeoff speed?

A rollercoaster car with a mass of 15 kg rolls down a ramp that is 10.0 meters tall. A) Draw a sketch of the situation.

What is the impulse of a 4kg object accelerating from 10m/s to 12m/s?

What is a particle faster than light?

Unauthorized access, modification, or use of an electronic device or some element of a computer system is called a) denial-of-service attack. b) spamming. c) hacking. d) hijacking.

Energy enables an object to do work. Work is done when A) no force is put on an object, and the object does not move in any direction. B) a force is put on an object, but the object does not move in any direction.

What is characteristic of both sound waves andelectromagnetic waves? (1) They require a medium. (2) They transfer energy. (3) They are mechanical waves. (4) They are longitudinal waves.

Explain how the bonds between water molecules affect its properties

What is walking, jogging, and map reading skills considered as