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E6S1a

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

The model of the solar system that says the Earth is in the center.
a.
geocentric
c.
Galilean
b.
heliocentric
d.
Big Bang
 

 2. 

A red shift in the spectrum of the light from an object indicates the object is moving ____ you.
a.
away from
c.
at a right angle from
b.
toward
d.
none of the above
 

 3. 

The model that says the Sun is the center of the Solar System is...
a.
the geocentric model
c.
based upon Ptolemy’s idea
b.
the heliocentric model
d.
what Aristotle believed
 

 4. 

The ____ states that around 14 billion years ago, the universe began expanding out of an enormous explosion.
a.
H-R diagram
c.
Big Bang theory
b.
binary star theory
d.
"big crunch" theory
 

 5. 

At one time, scientists believed that the Sun revolved aound Earth.  This model was replaced by the heliocentric model.  What explains why people started to believe the new idea?
a.
astronomy is an inexact science
c.
we change our models about science as we learn new things and develop new technology
b.
Scientific knowledge never changes
d.
we don’t really use models in science
 

 6. 

This Polish scientist discovered that the Sun was in the center of the solar system.  He wrote a book but was afraid to publish it.
a.
Aritsotle
c.
Copernicus
b.
Ptolemy
d.
Sir Isaac Newton
 

 7. 

What is in the center of the heliocentric solar system?
a.
the Earth
c.
the Milky Way
b.
the Sun
d.
the Big Bang
 

 8. 

The Big Bang theory states that the universe
a.
is contracting.
c.
has no beginning
b.
started as a single mass
d.
is constantly forming hydrogen
 

 9. 

In the 1500s, Nicolaus Copernicus proposed a new theory on the heliocentric structure of the solar system. Which of these statements BEST describes this new theory?
a.
Earth is in the center of the solar system.
c.
There are eight planets in the solar system
b.
The Sun is in the center of the solar system.
d.
Moons have circular orbits in the solar system
 

 10. 

The Big Bang theory of the formation and expansion of the universe is supported by
a.
Aristotle and Ptolemy
c.
the red shift
b.
the steady-state theory
d.
the blue shift
 



 
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