A ramp is 2.8 m long and 1.2 m high. How much power is needed to push a box up the ramp in 4.6 s with a force of 96 N?

A 60 kg bungee jumper jumps from a bridge. She is tied to a bungee cord that is 15 m long when unstretched and falls a total distance of 31 m. Calculate (i) the spring constant of the bungee cord.

Explain how a single piece of polarizing film can be used to adjust the intensity of a beam of light ...

Lexy throws a dart with an initial velocity of 25 m/s at an angle of 60° relative to the ground. what is the approximate vertical component of the initial velocity?

1. A 1 kg hockey puck is moving at 10 m/s across the ice. At the other end of the ice rink, its speed is measured at 9.2 m/s.

Kate is testing whether caffeine affect your heart rate independent variable or dependent variable

What is a lever used for?

What did the romans build as a step toward environment management

Accelerations are produced by equal forces or unequal forces?

A wave travels through a medium. As the wave passes, the particles of the medium vibrate in a direction perpendicular to the direction of the wave's motion. The wave is a. longitudinal. c. electromagnetic. b. a pulse. d. transverse.

Two carts undergo an inelastic collision where they stick together. Cart A has an initial velocity v0, and the second cart B is initially at rest.