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Worksheets8th 4.6 Models of the Solar System
Total questions: 10
Worksheet time: 7mins
Name
Class
Date
1.
What is the Greek word for Sun?
a)
Geo
b)
Ge
c)
Helio
d)
Helios
2.
What is the Greek word Earth?
a)
Helios
b)
Geo
c)
Ge
d)
Helio
3.
What shape is the planets' orbits?
a)
octagon
b)
circle
c)
sphere
d)
ellipse
4.
How many moons did Galileo discover around Jupiter?
a)
2
b)
4
c)
6
d)
10
5.
How accurate was Ptolemy's model explaining the motions observed in the sky?
a)
100% accuarte
b)
somewhat accurate
c)
fairly accurate
d)
inaccurate
6.
Newton proved that gravity and ____________ working together explained the motions of the planets and their moons.
a)
friction
b)
laws of motion
c)
inertia
d)
speed
7.
In the late 1500's, Ptolemy's observations were replaced by those of
a)
later Greek astronomers
b)
later Polish astronomers
c)
Edwin Hubble
d)
Tycho Brahe
8.
The arrangement of the known planets and how they move around the sun was first worked out by
a)
Johannes Kepler
b)
Tycho Brahe
c)
Galileo Galilei
d)
Nicolaus Copericus
9.
People became convinced that the heliocentric model is correct after evaluating evidence collected by
a)
Galileo Galilei
b)
Nicholaus Copernicus
c)
Tycho Brahe
d)
Johannes Kepler
10.
Which model says that Earth is at the center of the revolving planets and starts?
a)
Astrological Model
b)
Heliocentric Model
c)
Geocentric Model
d)
Copernican Model
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