As a spaceship approaches the event horizon of a black hole, its radio transmissions would
A) be sucked into the black hole.
B) shifted to infrared or even visible light.
C) shifted to longer wavelength.
D) increase in amplitude.
E) be unchanged.
C
You might also like to view...
What would the Venus "no greenhouse" temperature be if its clouds were more transparent, giving a reflectivity the same as Earth's?
Two moons orbit a planet in nearly circular orbits. Moon A has orbital radius r, and moon B has orbital radius 4r. Moon A takes 20 days to complete one orbit. How long does it take moon B to complete an orbit?
A) 20 d B) 40 d C) 80 d D) 160 d E) 320 d
A rocket is fired in a gravity-free environment in deep space. The rocket has an initial mass of 8000 kg and ejects gas with a velocity of 2000 m/s. How much gas must be ejected in the first second to give the rocket an acceleration of 30.0 m/s2?
A) 120 kg B) 7.50 kg C) 15.0 kg D) 12.0 kg E) 150 kg
Constellation names are from _____ translated into _______, the language of science in Europe to the 19th century
a. Greek; Latin. b. Latin; Greek. c. Latin; Arabic. d. Greek; English. e. Greek; Italian.