What is the speed of the tip of the hour hand on a clock?

A 100-lb load is suspended by two chains in a room. The angle between each and the horizontal ceiling is 45°. What is the magnitude of the force each chain must be support?

A beam of light from a monochromatic laser shines into a piece of glass. The glass has thickness L and index of refraction n=1.5.

According to the Hooke's law formula, the force is proportional to what measurement? A. the length of the spring B. the mass of the spring C. the displacement of the spring D. the period of the spring

Where Are You Going? Select the statement that describes the speed and velocity of two tennis players when one walks away to the southwest and the other to the northeast, with both walking at the same pace

Juan lives 100m away from bill whats juan's average speed if he reaches bill home in 50 s

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