Which best describes the transit method?
a. observing changes in the brightness of the star when the orbiting planet crosses in front of the star
b. observing the magnification of a distant star's brightness by gravitational lensing when an extrasolar planet passes precisely between Earth and a background star
c. observing the back-and-forth motion that can be measured from Doppler shifts in a star's spectrum
d. observing the intensity of brightness from a newborn distant star
e. observing the magnification of a distant planet when it passes closely to our Solar System
a
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The problem of the place of Earth was resolved by the _____
A) Aristotelian Revolution B) Copernican Revolution C) Newtonian Revolution D) Ptolemaic Revolution
What causes the long tail to protrude from this galaxy?
A: A supernova explosion blew material out in that direction. B: The galaxy is moving so fast through space that it's leaving a trail of heavier matter behind. C: A unique and yet unexplained phenomenon creates an anti-gravity effect that's pushing stars out of the galaxy. D: Tidal forces caused by interaction with another galaxy are drawing the material off. E: An incredibly powerful extraterrestrial civilization is reshaping the galaxy to suit its tastes.
Which temperature scale never gives negative temperatures?
A) Kelvin B) Fahrenheit C) Celsius
Our nearest stellar neighbor is a little less than 1 parsec away
Indicate whether the statement is true or false