Neutrinos can move faster than c, the speed of light, as was discovered in SN1987A in 1987
Indicate whether the statement is true or false
FALSE
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Which of the following describes an experiment that demonstrates that light is a wave?
A) If you let light pass through a narrow "slit" formed by your fingers, you can detect the energy transfer as the light passes through your fingers. B) If you let light pass through a narrow "slit" formed by your fingers, you can see an interference pattern. C) If you allow light from a transparency projector to hit a small container full of water placed in front of the projector, you can detect an energy transfer as the light enters the water. D) a mystical experiment in which the instructor pulls a cosmic toad out of a baseball cap. E) If you allow light from a transparency projector to hit a small container full of water placed in front of the projector, you can see an interference pattern in the water.
The photoelectric effect occurs when electrons are emitted when light strikes the surface of a metal
a. True b. False Indicate whether the statement is true or false
An automobile driver puts on the brakes and decelerates from 30.0 m/s to zero in 12.0 s. What distance does the car travel?
a. 150 m c. 360 m b. 180 m d. 750 m
A satellite is powered by a small nuclear generator that puts out 20 W. How much matter is converted into energy over the 10 year life span of the generator?
a. 70 µg c. 53 kg b. 53 g d. 53 µg