Physics, 30.07.2019 18:30 carrietaylor234

What is a difference between a law and a hypothesis?

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Physics, 21.06.2019 21:50, porkhappycom

It is may 5 and you are somewhere in the northern hemisphere. if you determine that the noon sun is 51 degrees above your southern horizon, what is the latitude of your location

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Physics, 22.06.2019 12:10, anaroles04

Light traveling in water, nwater = 1.33, strikes a plastic block at an angle of incidence of 51.4°; part of the beam is reflected and part is refracted. if the index of refraction of the plastic is 2.0, what is the angle made by the reflected and refracted beams?

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Physics, 22.06.2019 13:00, hippocampus

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?

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Physics, 22.06.2019 18:50, jtsizemore

An insulated thermos contains 148 g of water at 72.7 ˚c. you put in a 11.7 g ice cube at 0.00 ˚c to form a system of ice + original water. the specific heat of liquid water is 4190 j/kg•k; and the heat of fusion of water is 333 kj/kg. what is the net entropy change of the system from then until the system reaches the final (equilibrium) temperature?