Consider the force exerted by a spring that obeys hooke's law. find u(xf−u(x0=−∫xfx0f⃗ s⋅ds⃗ ,

There are weak or strong attractive forces between atoms of liquids with a high viscosity

According to newtons universal law of gravitation, which would change the parh of the ball so it traces out widest curved path possible?

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?