Physics, 23.08.2019 15:30, tasnimsas3
The speed of light is about 3.00 × 105 km/s. it takes approximately 1.28 seconds for light reflected from the
moon to reach earth. what is the average distance from earth to the moon?
Answers: 1
Physics, 22.06.2019 22:00, jayonelijah
Ultraviolet radiation is dangerous because it has a high enough energy to damage skin cells. what is the best explanation of the relationship between wavelength and wave energy? a) wave energy is related only to frequency, not wavelength. b) longer wavelengths have lower frequencies but higher energy. c) the shorter the wavelength, the lower the frequency and the higher the energy. d) the shorter the wavelength, the higher the frequency and the higher the energy.
Answers: 3
Physics, 23.06.2019 02:30, gilbert325
Ajet plane flying 600 m/s experience an acceleration of 4.0 g when pulling out of a circular dive. what is the radius of curvature part of the path in which the plane is flying? a) 7100 m b) 650 m c) 9200 m d) 1200 m
Answers: 3
The speed of light is about 3.00 × 105 km/s. it takes approximately 1.28 seconds for light reflected...
Mathematics, 30.11.2020 19:20
History, 30.11.2020 19:20
Physics, 30.11.2020 19:20
Engineering, 30.11.2020 19:20