1. Solar System Grade 5 Science:
The solar system includes the sun and all celestial bodies that orbit the sun. Each planet in the solar system has unique characteristics.

2. What is the solar system?

3. Our Solar System includes:
the Sun,
8 planets,
asteroids,
comets,
meteoroids
other objects orbiting the sun

4. How big is the solar system?
If the Sun was the size of a , the Earth would be the size of a …..
peppercorn!!

5. How big is the solar system?
Video about size comparison
How far does the solar system extend?
Make Pocket Solar System

6. Planets
In order from closest to farthest from the sun: (Mnemonic) Mercury My Venus Very Earth Eager Mars Mother Jupiter Just Saturn Served Uranus Us Neptune Nachos

7. A Closer Look at Space
Watch first part of video

8. Known as “Terrestrial Planets” include:
Inner Planets
Known as “Terrestrial Planets” include:
Mercury
Venus
Earth
Mars

9. Known as “Jovian Planets” include:
Outer Planets
Known as “Jovian Planets” include:
Jupiter
Saturn
Uranus
Neptune

10. Compare and Contrast Inner & Outer Planets Inner Outer

11. Compare and Contrast Inner & Outer Planets Inner Outer
Smaller,
few to no moons,
made of rock,
more dense,
thin atmosphere,
closer to the sun - warmer,
no rings
Larger,
many moons,
made of gases, “Gas Giants”,
less dense,
thick atmosphere,
further from the sun - cooler,
rings of dust and ice

12. Compare and Contrast Inner & Outer Planets Inner Outer
Smaller,
few to no moons,
made of rock,
more dense,
thin atmosphere,
closer to the sun - warmer,
no rings
Planets in our Solar System,
Rotate on an axis,
Revolve around the sun
Larger,
many moons,
made of gases, “Gas Giants”,
less dense,
thick atmosphere,
further from the sun - cooler,
rings of dust and ice

13. Planets INB

14. Mercury Smallest planet – about the size of our moon
Has a cratered surface
Extreme hot to cold temperatures

15. Venus Hottest planet Atmosphere has sulfuric acid
Similar size as Earth, “Earth’s Sister Planet”
Rotates clockwise (most other planets rotate counterclockwise)

16. Earth 70% of surface is covered in water
Only planet that supports life
Oxygen in its atmosphere
Axis tilted 23.5°

17. Mars Known as the Red Planet, because of rusty iron in the soil
Axis is tilted – so it has seasons
Largest volcano in solar system, Olympus Mons

18. Jupiter
Largest planet
Over a hundred year storm called Great Red Spot

19. Saturn Known for its rings of ice and rock
Least dense planet – could float in water!

20. Uranus Rotates clockwise Rotates on its side
Looks blue because of the methane in its atmosphere

21. Neptune Blue in color from atmosphere (darker than Uranus)
Coldest planet - very windy, cold, dark