What name is given to the force on an object caused by the earth's gravitational pull?

Describe how energy can be converted from one form to another in a wind-up toy.

Superman must stop a 115-km/h train in 160 m to keep it from hitting a stalled car on the tracks. The train's mass is 3.6 * 105 kg. Determine the force that must be exerted on the train.

Which planet has surface features that are most like those on jupiter? a. mars b. saturn c. uranus d. neptune

A car has a mass of 2000 kg and accelerates at 3.0 meters per second squared. What is the magnitude of the force acting on the car?

1. Which stroke of the four-stroke cycle is shown in the above figure?

A tow truck is hired to pull out a 2000 Kg Car from a 10 meter deep ditch straight up and place it on the level ground. If the work is completed by the truck in 5 seconds Calculate horse power of the truck. Round your answer A) 530.0 hp B) 53.

What type of wave vibrates parallel to the direction of travel

When devising a model, scientists can only use the information available during their lifetime. This means that the current model of the atom may be changed when new experiments are performed in the future.

A student times how long it takes different liquids to vaporize when placed in a vacuum chamber. Most vaporize within a few seconds. How should the student time the vaporization?

Which suspect is one who wrote the suicide note? Question 1 options: George Roberts Karen Roberts Mary Roberts John Huddleston