Suppose a wave carries 3 units of energy and has an amplitude value of 2. If you double the amplitude to 4, how many units of energy will the wave now carry?

A. 3

B. 6

C. 9

D. 12 ... ?

What type of wave is created when banging a drum

A force of 30n is applied to a screwdriver to pry the lid off of a can of paint. The screwdriver applies 75n of force to the lid. What is the mechanical advantage of the screwdriver

What are the constant parameters in Charles' gas law? I know the changing paramters are temperature and volume. I'm not sure about the constant though ...

Does mass affect the final velocity of an object if the object begins with a high initial velocity? Why or why not?

A hockey puck sliding at 60.0m/s slows uniformly to 20.0m/s while travelling 800.0m. a) Determine the acceleration b) Determine the time it took

If you have a beam perfectly balanced on a fulcrum and put a weight at the very end of one side, is there a way to know where you should put a heavier object on the other end?

Most of the Earth's volcanoes occuWhen fossils or minerals form, certain unstable elements are sometimes locked into them.

a man is standing on the edge of a 20.0m high cliff. he throws a rock vertically with an initial velocity of 10.0m/s. how high does the rock go?

The slope of a velocity time graph over any interval of time gives the during that interval

if light travels in a vacuum at 3.00 x 10^8m/s and its frequency is 7.44 x 10^7 what is its wavelength