Which of the following statements is true? The more massive an object, the faster it will accelerate.
The more massive an object, the faster it will free-fall.
Friction occurs in the same direction as an object's motion.
The mass of an astronaut on earth is the same as the mass of an astronaut on the moon.

In a system, when potential energy decreases, then entropy also decreases. true false

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?

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island