How do you calculate deceleration?

How to calculate instantaneous acceleration?

A bullet is shot from a rifle with a speed of 720 m/s. What time is required for the bullet to strike a target 3240 meters away?

Which one of the following statements about proprioceptive neuromuscular facilitation (PNF) is most accurate? It involves a very small amount of resistance. It involves bouncing, repetitive movements.

Jordana pulled a muscle while running at a track meet. Her coach gave her a self-heating pack to treat the injury. The instructions on the box said to twist the pack until the liquids mix.

A person kicks a 4.00 kg door with a 32.0 N force causing the door to accelerate at 8.00 m/s 2. Determine the magnitude of the force exerted by the door on the person.

Why does ice generally have very little friction when it is in contact with other materials?

A stationary speed gun emits a microwave beam at 2.10*10^10Hz. It reflects off a car and returns 1030 Hz higher. What is the speed of the car?

Discuss the changes in potential energy and kinetic energy and total energy for skateboarder going up and down on a half pipe ramp

The diagram below shows rock is affected when water enters cracks in rock, freezes and becomes ice

A vertical piston-cylinder device contains a gas at a pressure of 100 kPa. The piston has a mass of 5 kg and a diameter of 12 cm. Pressure of the gas is to be increased by placing some weights on the piston.