8. Observational support for Einstein’s General Relativity came from the observation that A.the apparent positions of stars near the sun’s position on the sky during a solar eclipse are shifted relative to their usual positions. B.atomic clocks flown in Earth orbit tick more rapidly than similar clocks on the surface of the Earth. C.the acceleration of gravity on the moon is the same as that on the Earth. D.the Earth and other massive bodies are spherical, because of the bending of space-time.
9. Light coming from the surface of a massive, compact object (but not a black hole) and viewed by a distant observer will
10. If a spaceship traveling toward us at 99% the speed of light shines light in our direction,