1) The sun is 92.96 million miles (9.296 x 10? miles) away from the Earth and the speed of light is 6.706 x 108 miles/hour. How long does it take for light to reach Earth? Your answer is in hours.
Convert to minutes.

Which composition of water moves to begin a deepwater current?

22. the top of a cliff is located a distance h above the ground. at a distance h/2 there is a branch that juts out from the side of the cliff, and on this branch a bird's nest is located. two children throw stones at the nest with the same initial speed, one stone straight downward from the top of the cliff and the other stone straight upward from the ground. in the absence of air resistance, which stone hits the nest in the least amount of time?

Ascientist notices that an oil slick floating on water when viewed from above has many different colors reflecting off the surface, making it look rainbow-like (an effect known as iridescence). she aims a spectrometer at a particular spot and measures the wavelength to be 750 nm (in air). the index of refraction of water is 1.3