All of the following are true of models except

What is the momentum of a 0.16-kg apple that moves with a speed of 2.7m/s

A group of a few thousand stars that are loosely held together by gravity is called a

A toroid with a square cross section 3.0 cm ✕ 3.0 cm has an inner radius of 25.1 cm. It is wound with 600 turns of wire, and it carries a current of 3.0 A. What is the strength of the magnetic field (in T) at the center of the square cross section?

An object moves in simple harmonic motion with amplitude 11m and period 4 minutes. At time t = 0 minutes, its displacement d from rest is - 11m, and initially, it moves in a positive direction.

If the breakers at a beach are separated by 5 m and hit shore with a frequency of 0.3 Hz, at what speed are they traveling?

How would a person's mass be affected by traveling to Saturn and why?

when we examine the structures of the other terrestrial planets in our solar system, we see that their structure is similar to Earth's. Why do you think this is the case?

Temperature is a measure of ___ of the particles in an object

Why do stars have names

Which of these reactions is responsible for energy radiating from stars, including the sun?