How many miles away is the sun to the earth?

How would you calculate the speed of sound in a medium if you knew how far away an object was and how long it took a sound pulse to reach it through that medium?

ou are unloading a refrigerator from a delivery van. The ramp on the van is 5.0 m long, and its top end is 1.4 m above the ground.

All BUT one of these factors influence the intensity of a sound wave. That is A) the density of the medium. B) the amplitude of the wave. C) the source of the sound wave. D) your distance from the sound source

Which of the following statements regarding emails is true

Equal to voltage x current

What are four things that are cycled in the environment?

Listening to the radio, you can hear two stations at once. Describe this wave interaction

The volume of a gas is reduced when the temperature is decreased

Describe the Dark Ages of our universe.

Two boxes, P and Q, are at rest on a frictionless horizontal surface. A light, flexible cord connects them. The mass of P is greater than the mass of Q.