What is the wavelength of a radio photon from an "am" radio station that broadcasts at 1160 kilohertz? what is its energy?

Describe what is happening at the cascade range?

A girl delivering newspapers travels one block west then three blocks north then five blocks east. what is her resultant displacement?

Use the equation to find v, if u=24, a=7, and t=4. v=u+at

A student uses 150 N to push a block of wood up a ramp at constant velocity of 2.6m/s. What is his power output?

A rhyolite rock has a volume of 9.5 ml, the density of the rock is 2.6g/cm what is the mass of the rock

What is tiny holes on the surface of a plant?

How is aperture measured? What do the measurements mean?

The mass of the Sun is 1.99 * 1030 kg. Jupiter is 7.79 * 108 km away from the Sun and has a mass of 1.90 * 1027 kg. The gravitational force between the Sun and Jupiter to three significant figures is * 1023 N.

You measure the magnetic field of a long, current-carrying wire to be B is equal to start fraction 50 times mu naught over pi end fraction at a distance of r = 7.5 cm. How much current is running through the wire?

In any food chain or web, the original source of energy is