Untitled Flashcards Overview of the Eight Planets in Our Solar System

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Mr.Bolhius' class: Earth Science B: 2025; 10-11 NW review

Last updated 5:44 PM on 2/23/25
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19 Terms

1
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What are the terrestrial planets in our solar system?
Mercury, Venus, Earth, Mars; they are rocky with dense cores.
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What distinguishes jovian planets from terrestrial planets?
Jovian planets (Jupiter, Saturn, Uranus, Neptune) are gaseous with solid cores.
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What is unique about Mercury?
It is the smallest planet, has no atmosphere, and experiences extreme temperatures.
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What characterizes Venus' atmosphere?
It is hostile, with high pressure and toxic chemicals.
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How does Mars compare to Earth in size?
Mars has half the diameter of Earth and has ice water beneath its surface.
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What is Olympus Mons?
It is the largest volcano in the solar system, located on Mars.
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What is the largest planet in our solar system?
Jupiter.
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What is Saturn known for regarding its composition?
It is the least dense planet, composed mainly of hydrogen and helium.
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What are Saturn's rings made of?
They are made of water ice and dust, with varying sizes.
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Which planet is the coldest in the solar system?
Uranus, which also rotates on its side.
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What is notable about Neptune's winds?
They can reach speeds of up to 2100 km/h, the strongest in the solar system.
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What caused the blue color of Uranus and Neptune?
The blue color is caused by methane in their atmospheres.
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What is the Great Red Spot?
A massive storm on Jupiter that has persisted for centuries.
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What happened to Pluto's classification?
Pluto was demoted to a dwarf planet and has 7 moons.
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What is the atmospheric composition of Venus?
It consists of 96% CO2, 3% nitrogen, and has thick sulfuric acid clouds.
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What are the day and night temperatures of Mercury?
Day temperature is 430 degrees Celsius; night temperature is -183 degrees Celsius.
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How does the air pressure on Venus compare to Earth's?
The air pressure on Venus is 92 times greater than Earth's.
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What is the density comparison between terrestrial planets and water?
The density of terrestrial planets is significantly greater than that of water.
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What is the density comparison between jovian planets and water?
The density of jovian planets is about the same as water.