Methane gas absorbs the color ________, accounting for the colors of Uranus and Neptune
Fill in the blank(s) with correct word
red
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During retrograde motion, a planet moves from ________ to ________ relative to the stars.
A. west; east (moves eastward) B. east; west (moves westward)
A monatomic ideal gas is cooled to one-half its original temperature during an isometric process. The final pressure of the gas
A) does not change. B) decreases to half its original value. C) increases to more than twice its original value. D) increases to twice its original value.
Consider a car that travels between points A and B. The car's average speed can be greater than the magnitude of its average velocity, but the magnitude of its average velocity can never be greater than its average speed
A) True B) False
What information do scientists use to estimate the total mass of the Milky Way Galaxy?
a. The size of the galaxy from end to end. b. The number of stars and planets thought to be in the galaxy. c. The mass of Earth. d. The diameter of the galaxy. e. The fact that all the stars in the galaxy rotate about a common point.