1
Q
Earth-centric model of the solar system
A
geocentric model
2
Q
sun-centered model of the solar system
A
heliocentric model
3
Q
planets in orbit around another star
A
extrasolar planets
4
Q
who discovered planets travelling in oval?
A
Johannes Kepler
5
Q
Do planets travel at different speeds?
A
Yes
6
Q
What is an astronomical unit?
A
The average distance from Earth to the sun, 150m km
7
Q
Terrestrial/inner/inferior
A
Planets similar to Earth; inside the asteroid belt; Inf. inside Earth+ Sun; Mercury, Venus, Earth, Mars
8
Q
Jovian/Outer/ Superior planets?
A
Giant/Gas planets; outside the asteroid belt; Sur; Outside Earth; Jupiter, Saturn, Uranus,+ Neptune
9
Q
Who supported Copernicus’s model by using a telescope?
A
Galileo Galilei
Chapter 30
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