The Solar System Planets and their sizes

The Planets Mercury, Venus, Earth, and Mars Mercury, Venus, Earth, and Mars Inner planets – nearest to the sun Inner planets – nearest to the sun Terrestrial planets – have solid, rocky crusts Terrestrial planets – have solid, rocky crusts Jupiter, Saturn, Uranus, Neptune Jupiter, Saturn, Uranus, Neptune Outer planets – farthest from sun Outer planets – farthest from sun G as Giant Planets – more gaseous & less dense G as Giant Planets – more gaseous & less dense Largest – Jupiter Largest – Jupiter Smallest – was Pluto, now Mercury Smallest – was Pluto, now Mercury Earth is the 5 th largest Earth is the 5 th largest

PlanetInner or Outer? Size# of Moons Terrestrial/G as Giant MercuryInner 3,032 mi ZeroTerrestrial – scalding hot VenusInner 7,521 mi ZeroTerrestrial – scalding hot EarthInner -3 rd planet from the sun - about 93 million miles away 7,926 mi OneTerrestrial – has liquid water at the surface and can support varieties of life

MarsInner 4,218 mi TwoTerrestrial – cold, barren desert JupiterOuterLargest - 88,694 mi 62Gas Giant SaturnOuter 74,586 mi 33Gas Giant UranusOuter 31,784 mi 27Gas Giant NeptuneOuter 30,832 mi 13Gas Giant PlanetInner or Outer? Size# of Moons Terrestrial/ Gas Giant

Asteroids, Comets, Meteoroids Asteroids: small, irregularly shaped, planetlike objects; mainly found between Mars and Jupiter in asteroid belt; a few follow paths that cross the Earth’s orbit Asteroids: small, irregularly shaped, planetlike objects; mainly found between Mars and Jupiter in asteroid belt; a few follow paths that cross the Earth’s orbit Comets: made of icy dust particles and frozen gases; look like bright balls with long, feathery tails Comets: made of icy dust particles and frozen gases; look like bright balls with long, feathery tails Meteoroids: pieces of space debris Meteoroids: pieces of space debris

Water, Land, and Air Oceans, lakes, rivers, and other bodies of water make up the Hydrosphere Oceans, lakes, rivers, and other bodies of water make up the Hydrosphere About 70% of our earth is water About 70% of our earth is water

Lithosphere - Land makes up the part of this earth Lithosphere - Land makes up the part of this earth - includes the ocean basins (land beneath the oceans) Water, Land, and Air

Atmosphere ~ The air we breathe Atmosphere ~ The air we breathe - 6,000 miles above earth’s surface Water, Land, and Air

Biosphere: part of earth that supports life Biosphere: part of earth that supports life Water, Land, and Air

Landforms 7 continents 7 continents Continent Quiz Continent Quiz