Driving along a boring stretch of interstate in illinois, you start experimenting using the average speed equation you learned in class. you drive 29 meters per second for 120s, then 35 meters per second for 300s. then you entertain yourself by determining your average speed during those time intervals. what is your average speed for the experiment?

Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?

As the distance from a magnet increases, what happens to the magnet force?

Your friend increases her force on the desk by 30n . she doesn't change the direction of her push . what happens to the net force on the desk .will the desk accelerate