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The Universe
Test Description: Review
Instructions: Answer all questions to get your test result.
1) Based upon the expansion rate of the universe from Hubble's Law the Universe is estimated to be
A
4.6 billion years old
B
24.7 billion years old
C
1 billion years old
D
13.8 billion years old
2) Which of the following are in the correct order from SMALLEST to LARGEST
A
Universe, Planet, Galaxy, Solar System
B
Planet, Solar System, Galaxy, Universe
C
Universe, Galaxy, Planet, Solar System
D
Solar System, Galaxy, Planet, Universe
3) Evidence for the Big Bang theory includes
A
a steady state Universe that has no end and no beginning
B
a finite Universe that is unchanging
C
the existence of a contracting Universe driven by gravity
D
Red Shift of galaxies and Cosmic Background Radiation
4) In the 1920's American astronomer Edwin Hubble helped show that the Milky Way was
A
not the galaxy that we live in
B
the center of the Universe
C
the largest and youngest galaxy in the Universe
D
one galaxy among billions in the Universe
5) According the Big Bang theory
A
stars destroy elements
B
the Universe is larger today than it was yesterday
C
aliens are coming for us all
D
the Universe is getting smaller
6) The afterglow or the heat generated from the Big Bang
A
can no longer be detected
B
is mostly sound traveling through space
C
fills all of space and can be picked up on a television screen
D
does not provide any information about the Universe
7) Why is light from the Andromeda galaxy blue shifted?
A
the blue shift shows that Andromeda is moving away
B
Andromeda is in a different local group
C
Andromeda is in our local group and is moving closer
D
the wavelength of light does not change
8) Billions and billions of stars, dust clouds, and star systems are known as
A
planets
B
planetary nebulae
C
galaxies
D
constellations
9) According to Hubble's Law, the most distant galaxies in the Universe are
A
moving closer the fastest
B
moving closer the slowest
C
moving away the fastest
D
moving away the slowest
10) Galileo's proof of a heliocentric Solar System was his observation that
A
Saturn had rings
B
the Sun had spots
C
Venus goes through phases
D
the Moon had craters
*select an answer for all questions
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