Which of the following best describes the jet stream? it is a current in the atmosphere. it is a current in a river. it is a current in the ocean. it is a stream of low pressure in the atmosphere.

A Blu-ray disk spins up from rest to an angular speed of about 10,000 revolutions per minute. If it can do this spin-up process in 2 seconds, what is its angular acceleration A. 20000 rev/s^2 B. 5,000 rev/s^2 C. 333 rev/s^2 D. 83 rev/s^2 E.

What has more thermal energy a small balloon or a large balloon

What would happen if the moon's revolution speed was twice as fast as it is now?

Why is energy needed to break chemical bonds

A cannon fired horizontally at 20 m/s from the top of a cliff lands 80m away. how tall is the cliff

Charlotte, a 60.0-kg skin diver, shoots a 2.0-kg spear with a speed of 15 m/s at a fish who darts quickly away without getting hit.

All objects are attracted to each other by the force of a. weight. b. mass. c. inertia. d. gravity.

landslides and mudslides caused by lava flows are ___ deadly than the lava flow itself. a. more b. less

3. How is electric potential different than electric potential energy?

Ethan pushes a wooden box across a carpet floor then he pushes the same box across a smooth marble floor why does Ethan find it easier to push the box on the marble floor than carpet floor