the planets. table of contents add “planets” to the table of contents in your science journal
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The Planets
Table of Contents
• Add “Planets” to the table of contents in your science journal.
Inner Planets
• Closest to the sun
• Small and rocky
• Few or no moons– Mercury– Venus– Earth– Mars
Mercury
• Appearance/terrain-Covered with craters that created when meteors crashed into it.
• Diameter- 4,880 km (2nd smallest planet)• Distance from the Sun- 57.9 million km (36
million miles)• Temperature: very hot daytime, very cold
night• Length of 1 day: 58 Earth days• Length of 1 year: 88 Earth days• # of moons: 0
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PLANET Appearance/Terrain
Diameter Distance from Sun
Length of 1 day
Length of 1 year
Mercury Covered w/craters
4,880 km 57 million km
58 Earth Days
88 Earth Days
Venus• Appearance/terrain- very similar to
earth with mountains, continents, and even areas where oceans could be (if there were any water).
• Diameter- 12,100 km• Distance from the Sun- 108 million km
(67 million miles)• Temperature: thick atmosphere traps
gases making it the hottest planet.• Length of 1 day: 243 Earth days• Length of 1 year: 224 Earth days• # of moons: 0
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PLANET Appearance/Terrain
Diameter Distance from Sun
Length of 1 day
Length of 1 year
Venus Very similar to EarthNO WATER
12,100 km 108 million km
243 Earth Days
224 Earth Days
Earth• Appearance/terrain- Mostly
blue(3/4 water), brown and green continents and white ice-capped poles.
• Diameter- 12, 756 km• Distance from the Sun- 150 million
km (93 million miles)• Temperature: varies by location• Length of 1 day: 24 hours• Length of 1 year: 365 ¼ days• # of moons: 1
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PLANET Appearance/Terrain
Diameter Distance from Sun
Length of 1 day
Length of 1 year
Earth ¾ water (oceans) Continents, ice capped poles
12.756 km 150 million km
24 hours 365 ¼ Days
Mars
• Appearance/terrain- Very rocky, red colored soil because of large amount of iron.
• Diameter- 6,800 km• Distance from the Sun- 250 million km
(142 million miles)• Temperature: varies. 2 polar ice caps • Length of 1 day: 24 Earth hours• Length of 1 year: 687 Earth days (app. 2 Earth
years)
• # of moons: 2
Mars
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PLANET Appearance/Terrain
Diameter Distance from Sun
Length of 1 day
Length of 1 year
Mars Rocky, red soil from iron deposits
6,800 km 250 million km
24 Earth hours
687 Earth days (app. 2 Earth years)
Outer Planets
• Farthest from the sun
• Much larger
• Consist mainly of gases– Jupiter– Saturn– Uranus– Neptune
Jupiter
• Appearance/terrain- Covered with three thick layers of clouds. Made up of all gasses. No solid surface on planet.
• Diameter-142,800 km (largest planet)• Distance from the Sun- 778 million km
(483 million miles)• Temperature: -234°F• Length of 1 day: 10 Earth hours• Length of 1 year: 4,331 Earth Days
(app. 11 Earth years) • # of moons: 63 known (4 large)
Jupiter
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PLANET Appearance/Terrain
Diameter Distance from Sun
Length of 1 day
Length of 1 year
Jupiter No solid surface. 3 thick layers of clouds
142,800 km 778 million km
10 Earth Hours
4,331 Earth days (app. 11 Earth years)
Saturn
• Appearance/terrain- Made up of all gasses. No solid surface.
• Diameter- 120,000 km (2nd largest)• Distance from the Sun- 1,427 million
km (885 million miles)• Temperature: -288°F• Length of 1 day: 10 ½ Earth hours• Length of 1 year: 10,759 Earth days
(app. 29 Earth years) • # of moons: 52 named
Saturn
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PLANET Appearance/Terrain
Diameter Distance from Sun
Length of 1 day
Length of 1 year
Saturn No solid surface. All gases
120,000 km 1,427 million km
10 ½ Earth Hours
10,759 Earth days (app. 29 Earth years)
Uranus
• Appearance/terrain- Made up of all gasses. No solid surface. Appears bluish-green in color.
• Diameter- 50,800 km• Distance from the Sun- 2,870 million
km (1.7 million miles)• Temperature: -357°F• Length of 1 day: 17 Earth hours• Length of 1 year: 30,687 Earth days
(app. 84 Earth years)
• # of moons: 27 known
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PLANET Appearance/Terrain
Diameter Distance from Sun
Length of 1 day
Length of 1 year
Uranus No solid surface. All gases
50,800 km 2,870 million km
17 Earth Hours
30,687 Earth days (app. 84 Earth years)
Neptune
• Appearance/terrain- Made up of all gasses. No solid surface. Appears blue.
• Diameter- 48,600 km• Distance from the Sun- 4,498 million
km (2,795 million miles)• Temperature: -353°F• Length of 1 day: 16 Earth hours• Length of 1 year: 60,190 Earth days (app.
164 Earth years) • # of moons: 13 known
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PLANET Appearance/Terrain
Diameter Distance from Sun
Length of 1 day
Length of 1 year
Neptune No solid surface. All gases
48,600 km 4,498 million km
16 Earth Hours
60,190 Earth days (app. 164 Earth years)
Compare and ContrastInner Outer
Planets Planets
•Mercury orbit the Sun *Jupiter
•Venus * Saturn
•Earth *Uranus
•Mars * Neptune
•Small, rocky *large and
•Few or no gaseous
moons * many moons
Solar System
• Brainpop Video
• http://studyjams.scholastic.com/studyjams/jams/science/solar-system/solar-system-outer.htm