Mum acceleration is 4. A simple pendulum is moved from earth to the moon, its periodi
5. The force applied to the spring is directly proportional to the disp​

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?

What is the angular momentum of the bar about the axle?

If you let go of the notebook after lifting it, will it move? how?