Discovering the universe Flashcards
1
Q
Describe the geocentric model of the universe
A
Earth at the center with other planets and the Sun orbiting it
2
Q
Describe the heliocentric model of the universe
A
The Sun at the center with the planets orbiting it
3
Q
Why was the geocentric model initially believed
A
We cannot feel our Earth’s movement
4
Q
Name the 2 key pieces of evidence against the geocentric model
A
Retrograde motion
Other planets, such as Jupiter, have moons that orbit them
5
Q
Why did retrograde motion go against the geocentric model
A
It could not be adequately explained meanwhile it could using the heliocentric model
6
Q
Which scientist discovered Jupiter’s moons
A
Galileo
