A cool star like Antares would produce more ________ than visible light
Fill in the blank(s) with correct word
infrared
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Copernicus
a. proposed that the Earth orbited the Sun. b. showed how retrograde motion could be explained without epicycles if the planets all orbited the Sun. c. neither proposed that the Earth orbited the Sun and showed how retrograde motion could be explained without epicycles if the planets all orbited the Sun. d. both proposed that the Earth orbited the Sun and showed how retrograde motion could be explained without epicycles if the planets all orbited the Sun.
On a two-lane highway (not divided), a car headed north experiences a centripetal acceleration directed toward the west. Simultaneously, a truck passes the car, headed south in the other lane. The direction of the centripetal acceleration on the truck is
A. north. B. east. C. south. D. west.
Under what conditions do shock waves occur?
A) The frequency of the waves is the resonant frequency of the system. B) The amplitude of waves exceeds the critical shock value. C) When two waves from different sources collide with each other. D) The wave source is traveling at a speed greater than the wave speed. E) The period of the waves matches the lifetime of the waves.
State Kirchhoff's loop rule
What will be an ideal response?