A skier is coasting at 4.0 m/s. She reaches the crest of a hill and she accelerates downhill at a rate of 0.20 m/s^2 for 10 s. How far does she travel down the hill during the 10 s?

Astring that is fixed at both ends has a length of 1.05 m. when the string vibrates at a frequency of 91.0 hz, a standing wave with five loops is formed. (a) what is the wavelength of the waves that travel on the string? (b) what is the speed of the waves? (c) what is the fundamental frequency of the string?

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is

Which branches of natural science include the study of an organism that lived 10 million years ago