Transcript 2.1_Resource_Solar_System_Lesson[1]

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Average-sized star that looks
big because of its distance from
Earth
Sun’s gravity holds the planets in
their orbits
Provides light, heat and other
energy to Earth (inexhaustible
energy source)
Made almost entirely of gas
Almost 838,900 miles wide
(could hold more than 1 million
Earths inside)
•Sunspots-dark area on the surface of the sun because that area is cooler
than the rest of the sun
•Solar flare-magnetic storm on the Sun which appears very bright
•Corona-the outermost layer of the Sun’s atmosphere
Sun
•center of the universe
•all planets revolve
around it (one year)
Sun
•center of the universe
•all planets revolve
around it (one year)
Mercury
Mercury
Fun Fact: In the daytime Mercury’s
surface is hot enough to melt lead
Length of year: 88 Earth days
Moons: None
Surface: Rocky with craters
Sun
•center of the universe
•all planets revolve
around it (one year)
Venus
Mercury
Venus
Fun Fact: Venus rotates backward
compared with most of the other planets
Length of year: 225 Earth days
Moons: None
Surface: Rocky with constant cover of
thick clouds
Sun
•center of the universe
•all planets revolve
around it (one year)
Venus
Mercury
Earth
Earth
Fun Fact: Only planet known to
support life
Length of year: 365 days
Moons: One
Surface: Mostly water
Sun
•center of the universe
•all planets revolve
around it (one year)
Venus
Mercury
Earth
Mars
Mars
Fun Fact: Largest volcano in the Solar
System, Olympus Mons. Known as the Red
Planet.
Length of year: Almost 2 Earth years
Moons: Two
Surface: Rocky with volcanoes, canyons
and red dust
Sun
•center of the universe
•all planets revolve
around it (one year)
Venus
Earth
Mercury
•Rocky Surface
•Closer to the sun
•Warmer
•Small
•Two moons or less
Mars
Sun
•center of the universe
•all planets revolve
around it (one year)
Venus
Earth
Mercury
•Rocky Surface
•Closer to the sun
•Warmer
•Small
•Two moons or less
Mars
Jupiter
Jupiter
Fun Fact: Two Earths could fit inside
Jupiter’s Great Red Spot, a huge
hurricane-like storm on Jupiter’s
surface
Length of year: About 12 Earth
years
Moons: 16 known
Surface: No solid surface; cold,
slushy gases
Sun
•center of the universe
•all planets revolve
around it (one year)
Venus
Earth
Mars
Jupiter
Mercury
•Rocky Surface
•Closer to the sun
•Warmer
•Small
•Two moons or less
Saturn
Saturn
Fun Fact: Saturn has a large
system of rings that reaches
416,000 kilometers (260,000
miles) from its surface
Length of year: About 10 Earth
years
Moons: 60 known
Surface: Frozen gases
Sun
•center of the universe
•all planets revolve
around it (one year)
Uranus
Venus
Earth
Mars
Jupiter
Mercury
•Rocky Surface
•Closer to the sun
•Warmer
•Small
•Two moons or less
Saturn
Uranus
Fun Fact: Uranus rolls on its
side as it orbits the sun
Length of year: 84 Earth
years
Moons: 27 known
Surface: Frozen gases
Sun
•center of the universe
•all planets revolve
around it (one year)
Uranus
Venus
Earth
Mars
Jupiter
Neptune
Mercury
•Rocky Surface
•Closer to the sun
•Warmer
•Small
•Two moons or less
Saturn
Neptune
Fun Fact: Since Pluto is no longer
recognized as a planet, Neptune is
the farthest planet from the Sun
Length of year: 165 Earth years
Moons: 13 known
Surface: Frozen gases
Sun
•center of the universe
•all planets revolve
around it (one year)
Venus
Earth
Uranus
Mars
Jupiter
Neptune
Mercury
•Rocky Surface
•Closer to the sun
•Warmer
•Small
•Two moons or less
Saturn
•Made of frozen gases
•Farther from the sun
•Colder
•Much larger
•Many moons
Sun
•center of the universe
•all planets revolve
around it (one year)
Venus
Earth
Uranus
Mars
Jupiter
Neptune
Mercury
•Rocky Surface
•Closer to the sun
•Warmer
•Small
•Two moons or less
Saturn
•Made of frozen gases
•Farther from the sun
•Colder
•Much larger
•Many moons