 , 03.12.2019 06:52

# light travels from crown glass (n=1: 52) into air (n=1.00). the angle of refraction in air is 60°. what is the angle of incidence in glass?   ### Another question on Physics Physics, 02.02.2019 05:47
During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km? Physics, 01.02.2019 17:04
Isla’s change in velocity is 30 m/s, and hazel has the same change in velocity. which best explains why they would have different accelerations? isla had negative acceleration, and hazel had positive. isla had a different time than hazel. isla had positive acceleration, and hazel had negative. isla went a farther distance than hazel. Physics, 31.01.2019 00:11
Lightning is an example of what phenomenon? a release of a large amount of energy an absorption of a large amount of energy a natural electric circuit a natural electric current Physics, 30.01.2019 16:20
Adolphin emits ultrasound at 100khz and uses the timing of reflections to determine the position of objects in the water. part a what is the wavelength of this ultrasound? assume that temperature of water is 20 degrees c. answer in cm

light travels from crown glass (n=1: 52) into air (n=1.00). the angle of refraction in
...
Questions                   Questions on the website: 6713912