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Grade 9
Unit 4: Space
Name:
Section #:
Science Teacher:
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Chapter 10: What we know about the universe has taken us thousands of years to learn.
Celestial Bodies:
Includes:
Constellations:
Orion
The Big Dipper
The Little Dipper
Cassiopeia
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Celestial Body Movement:
Move in cyclic paths called .
Paths result from forces.
Celestial bodies revolve on a(n) axis.
Stars move from to .
The point at which the stars rotate is the .
Another name for the North Star is .
Early Models of the Universe:
Name of Astronomer
Date Country of Origin
Notes
1. Aristotle
383-322 B.C.E. Greece
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2. Ptolemy
83-168 C.E. Egypt
3. Copernicus
1473-1543 Poland
4. Galileo
1564-1642 Italy
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5. Kepler
1571-1630 Germany
6. Newton
1643-1727 England
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The Planets…
Inner Planets Outer Planets
Chapter 11: We continue to learn a lot about the Solar System by using Space Exploration.
The Sun:
Size
Mass
Distance
Age
Solar Radiation:
The Earth is located in the zone.
Sunspots
Solar Flares Solar Winds
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The Planets:
To be a planet you must…
1.
2.
3.
AU =
1AU = km
Used to
Inner Planets (Terrestrial)
Outer Planets (Jovian)
Size
Motion
Composition
Distance from Sun
Temperature
Density
Pluto: planet. This means
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Comets:
They travel in orbits.
They have a tail.
The most famous was .
Asteroids:
Mostly found between &
They have shapes.
Sizes ranges from to
Meteors:
Meteoroid Meteor Meteorite
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Chapter 12: Space Exploration
Explaining the Early Universe
Galaxy:
Universe
Galaxy – Milky Way
Solar System
Light Year:
1 light year = km
Speed of Light = km/s
Hubble’s Proposal:
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Theories of the Origin of the Universe
The Big Bang Theory
Vs.
The Oscillating Theory
Open Universe
Closed Universe
Theories of the Origin of the Solar System
Stellar Collision Theory
Vs.
Nebular Hypothesis
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Galaxies
Spiral Elliptical
The Evolution of Stars
Dwarf Stars Giant Stars
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Black Holes:
Quasar:
The Future of Space Exploration
Careers Related to Space
Engineer Pilots
Technicians
Astronaut
Doctor
Scientist