Waldo needs to know how much force to apply in order to move a 4000-kg object at 2 m/S2. Which law should he refer to A.
law of gravity
B.
second law
C.
third law
D.
first law

Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?

Although longitudinal waves can travel through all media types what is the disadvantage of this type of wave transmission? a) he efficiency of he wave transmission is greatly diminished as the media becomes less dense b) the oscillation of one set of particles has a huge impact on neighboring particles c) particles become too close together as they bump into each other making it more likely to hit other particles down the line

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?