The Solar The Solar SystemSystem

Chapters 26 and 27Chapters 26 and 27You will be tested on the You will be tested on the

UnderlinedUnderlined words words

Our Solar SystemOur Solar System

Mercury

Venus

Earth

Mars

Jupiter

Saturn

Uranus

Neptune

Pluto ?

Inner Planets

Outer Planets

Mercury

Mars

Venus

Earth

The Inner planets are grouped together because they have similar characteristics

The Inner PlanetsSun

Terrestrial-earthlike, rocky crust, dense mantle and

core

Orbits of the Inner PlanetsOrbits of the Inner Planets

MercuryMercury

The The smallestsmallest of 4 inner planets. (terrestrial of 4 inner planets. (terrestrial planets)planets)

Mercury and EarthMercury and Earth

Moon

All pictures are to scale so you can relate size

VenusVenus

Similar in sizeSimilar in size, mass and gravity, mass and gravity

Called Earth’s Called Earth’s sister planetsister planetNear each otherNear each other

Venus and EarthVenus and Earth

EarthEarth

Earth Facts: The Blue PlanetEarth Facts: The Blue Planet

Size (miles): 7927Size (miles): 7927 Named after: Greek Gaia-DirtNamed after: Greek Gaia-Dirt Day length (Earth Days): 1 Day Day length (Earth Days): 1 Day Year length: 365 & Year length: 365 & ¼¼

daysdays Weather: Weather: ~57ºF~57ºF Space craft visits: UFO’s ?Space craft visits: UFO’s ? Moons: The MoonMoons: The Moon Interesting Facts: Only planet with known life, Interesting Facts: Only planet with known life,

only planet with liquid wateronly planet with liquid water, most dense planet, most dense planet

MarsMarsMay have life

Mars and EarthMars and Earth

The Asteroid BeltThe Asteroid Belt

Separates the Separates the Inner and Outer Inner and Outer planetsplanets

Ceres-Ceres- Dwarf planet-Dwarf planet-

Orbits sunSphericalNot a satellite

(moon)

The The Outer Outer

PlanetsPlanets

?

The Outer PlanetsThe Outer Planets

4 Outer Planets are called Jovian4 Outer Planets are called Jovian

Gaseous planetsGaseous planetsOuter layer is mostly HydrogenOuter layer is mostly Hydrogen

Jovian Jovian - Jupiter-like- Jupiter-like

JupiterJupiter

Jupiter EarthJupiter Earth

SaturnSaturn

Saturn and EarthSaturn and Earth

UranusUranus

Uranus and EarthUranus and Earth

NeptuneNeptune

Neptune and EarthNeptune and Earth

Planet Pluto ??Planet Pluto ??•Now considered a dwarf planet-

•Orbits sun

•Spherical

•Not a satellite (moon)

•Charon-

•Pluto’s large moon

Pluto and EarthPluto and Earth

Pluto

Charon

Moon

Orbits of the Outer PlanetsOrbits of the Outer Planets

Past Pluto?

Past Pluto?

1

Quiz Time!Quiz Time!

2 34 5 6

78 9 10

Match the name of the object with the number, Match the name of the object with the number, and give one interesting thing you learned about and give one interesting thing you learned about that objectthat object

AnswersAnswers