If the world pulls down on an apple, what is the reaction force? Explain.

The KE of a body becomes 2 times of its original value then the new momentum will be more than its initial momentum by

A car advertisement claims their car can go from a stopped position to 60 miles per hour in 5 seconds. The advertisement is describing the car's acceleration. speed. velocity. direction.

What is the acceleration when the change of velocity is 2 meters in 10 seconds

How are liquids like gasses

Which of the following is not a simple machine? A. tape B. lever C. screw D. inclined plane

The amount of force needed to keep a 0.1kg basketball moving at a constant speed of 6 m/s on frictionless ice is ___ N

What three forms of kinetic energy can a polyatomic molecule have?

A parachutist bails out and freely falls 50 m. Then the parachute opens, and thereafter she deceler - ates at 2.0 m/s2. She reaches the ground with a speed of 3.0 m/s.

Why the weight of a body decreases with increases in distance from the earth's surface

On a fishing trip Justin rides in a book 12 km south. The fish aren't biting so they go for kilometers west. They then follow a school of fish 1 km north. What distance did they cover? What was their displacement?