A blank is the factor that is deliberately change in an experiment

How much force is needed to accelerate a 3kg book in 15m/s

Two lumps of clay having equal masses and speeds, but traveling in opposite directions, collide and stick together.

What is meant by free fall

What kind of weather would you associate with a high-pressure system? How does density, humidity, and air motion compare to that of a low-pressure system?

What is the predicted result when the Milky Way and Adromeda collide?

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?