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PT Planets Review 3
Test Description: Review for chapter 28 test
Instructions: Answer all questions to get your test result.
1) Name of the theory of Ptolemy's universe
A
mooncentric
B
geocentric
C
heliocentric
D
copernican
2) His laws state that the planets move in ellipses instead of circles
A
Kepler
B
Newton
C
Galileo
D
Brahe
3) Pluto's orbit and other objects like it are called dwarf planets
A
asteroid belt
B
kupier belt
C
oort cloud
D
meteor shower
4) Location where a planet is furthest away from the sun
A
perhelion
B
nebula
C
ellipse
D
aphelion
5) Discovered a model of the solar system where the inner planets move faster than the outer planets, explained retrograde
A
Ptolemy
B
Newton
C
Copernicus
D
Galileo
6) Distance from the Earth to the Sun
A
light minute
B
heliopause
C
Astronomical Unit (AU)
D
light year
7) A dense concentration of material at the center of the solar system eventually became
A
comets
B
asteroids
C
planets
D
The sun
8) What is NOT a step in the life of a star that is 1000x's our sun's mass
A
Expand to a Super Giant
B
Supernova to create a black hole or nuetron star
C
condense and cool
D
collapse and create a protostar
9) In the universe, if a star or galaxy is red shifted it
A
is not moving at all
B
is moving towards us
C
is moving away from us
D
not in our universe
10) The HR diagram relates what two properties of stars?
A
temperature and luminosity
B
luminosity and brightness
C
luinosity and size
D
size and temperature
*select an answer for all questions
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