One bullet has twice the mass of the second bullet. if both are fired so that they have the same speed which had more kinetic energy?

An arrow is shot horizontally at a speed of 40m/s from a bow held 1.5 meters above the ground. It misses the target and hits the ground.

A car traveling 25 m/s to the north collides with a car traveling 15 m/s to the south. Each car has a mass of 1100 kg. If the system is defined as the two cars, what is the change in momentum of the system due to the collision?

What creates an electric force field that moves electrons through a circult? A. energy source B. load C. metal wires D. resistance

The Emerald Suite is a revolving restaurant at the top of the Space Needle in Seattle, Washington. If a customer sitting 18 m from the restaurant's center has a tangential speed of 2.54 * 10-2 m/s, what is the angular speed of the restaurant?

How do you find the period of a wave?

Convert 59°c to farenheit

Heat is transferred from one particle of matter to another without the movement of matter itself in a process called

How would you find the speed of a ball thrown in to the air - it takes 6 seconds to get tho the top. The height is not given.

Choose all the answers that apply. The sun: - is the largest star in our solar system - is the largest star in our galaxy - is made mostly of hydrogen and helium -will eventually run out of fuel and die -creates energy through nuclear reactions

Calculate the kinetic energy of a truck that has a mass of 2900kg and is moving at 55m/s.