1. Extreme Earth
Topic One

2. The Solar System The Inner Solar System
2 Parts of the Solar System
The Inner Solar System
Made up of… the Sun, Mercury, Venus, Earth, Mars, Asteroids and Satellites
The Outer Solar System
Made up of… Jupiter, Saturn, Uranus, Neptune, Pluto and Comets

4. What’s in a name?
Ancient Roman astronomers gave names to the objects they studied in the sky.
“Planets” = wanderers
The viewed planets were named after Roman Gods

5. Venus Saturn Mars Jupiter mercury
King of the Gods = ___________
God of War = ______________
Messenger of the Gods = _____________
Goddess of Love = _______________
God of agriculture = _______________
Venus Saturn Mars Jupiter mercury
Jupiter
Mars
Mercury
Venus
Saturn

6. The rest The remaining planets were found using telescopes…
Uranus in 1781
Neptune in 1846
Pluto in 1930

7. Earth’s birth story
4.6 billion years ago there was a collision within a giant disc-shaped cloud of dust
Gravity slowly gathered nearby gas and dust into clumps
The clumps became asteroids and small early planets

8. Earth’s birth story
The larger objects continued to collide with one another creating bigger and bigger masses that slowly turned into our current solar system planets.

9. Location, Location, Location
Miles from the Sun
Mercury = 35.98
Venus = 67.24
Earth = 92.96
Mars = 141.6
Jupiter = 483.8
Saturn = 890.7
Uranus = billion
Neptune = billion

10. Our planet Crust Mantle Outer Core Inner Core
The Earth is made up of 3 layers
Crust
Mantle
Outer Core
Inner Core

11. Off to the computer Lab