19-4 Question Preview (ID: 1609)
Chapter 19 Quiz 4.
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What gives Uranus and Neptune its bluish color?
a) Sulfuric acid
b) methane gase
c) hydrochloric acid
d) propane gas
Pluto is always the furthest planet?
a) True
b) False
c)
d)
According to Aristotle's model, where was Earth positioned
a) On the outside
b) In the center
c) where it is now
d) He said planets orbit in perfect circles
Who said that the sun was the center of our solar system
a) Copernicus
b) Aristotle
c) Kepler
d) Newton
What is the name of the sun-centered model
a) Nebular model
b) Copernicus's model
c) geocentric model
d) heliocentric model
How did Ptolemy propose that the planets orbited?
a) Ellipses
b) Perfect circles
c) they didn't orbit
d) He said the sun was at the center
Who said that the planets orbited in ellipses?
a) Newton
b) Aristotle
c) Kepler
d) Copernicus
What was Newton's contribution?
a) Discovered gravity
b) Discovered the sun at the center
c) Discovered the Earth at the center
d) Discovered that the planets orbit in ellipses
How old is our solar system?
a) 4.6 million years
b) 4.6 billion years
c) 3.6 million years
d) 3.6 billion years
What did the sun form out of?
a) Gas and dust
b) another star
c) a collision with a mars sized body
d) big bang
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