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Earth & Space Chapter 21 ( Section 3 )
Terms in this set (40)
Water drops form because ________________________ in the air changes to a liquid on cold surfaces.
Gases also change to liquid at ________________ pressure.
The outer planets are called the _____________________ because they are primarily made of hydrogen and helium.
The outer planets have strong _____________________________ forces because of their huge sizes.
The outer planets mainly have _____________________ interiors.
An outer planet has a thick glass and liquid layer covering a small ____________ core.
Jupiter is the _______________________ planet in the solar system.
Jupiter's diameter is more than __________________ times the diameter of earth.
Jupiter takes about ______________________ Earth years to complete 1 orbit
Jupiter's period of rotation is less than ___________hours.
Like all outer planets, ____________________________ has a ring system.
The atmosphere on Jupiter is about ______________________________ and _________________________________ and about 1,000 km deep.
90% hydrogen , 10% helium
Because Jupiter rotates so ___________, these clouds stretch into colorful, swirling bands.
The _______________________ on Jupiter is a storm of swirling gas.
Great Red Spot
Jupiter is a ball of gas swirling around a thick liquid layer that conceals a _______________________.
A thick layer of _________________________ hydrogen covers jupiters core.
Jupiter has ___________ moons.
Jupiter's four largest moons are: _________________, __________________, ______________________,and _____________________________________.
Io, Europa, Ganymede, Callisto
Jupiter's galilean moons are made of _____________________ and ___________________.
rock , ice
Saturn is the ________________ planet from the sun.
Saturn is about _______% hydrogen and ______%helium.
90 , 10
Saturn is the _________________ dense planet.
Saturn's structure has an outer gas layer, a the thick layer of liquid hydrogen, and a ________________ core.
Saturn has _______ bands of rings each containing thousands of narrower ringlets.
The _______ particles in the rings of Saturn are possibly from a moon that was shattered in a collision with another icy object.
Saturn' five largest moons: ______________, ______________, ______________, _______________ and _______________________.
Titan, Rhea, Dione, lapetus, Tethys
One of Saturn's moon, _______________ is larger than the planet Mercury,.
Titan is the only moon in the solar system with a ___________________ atmosphere.
Uranus is the ____________________ planet from the sun.
Uranus has a system of narrow, dark rings and diameter about _______times that of earth.
Uranus' deep atmosphere is composed mostly of ___________________ and __________________.
hydrogen , helium
Uranus' atmosphere also contains small amounts of __________________.
Beneath the atmosphere is a thick, slushy, layer of water, ______________, and other materials.
Uranus has a __________________ axis of rotation.
Uranus is so ______________ that the planet moves around the sun like a rolling ball
Uranus has at least ____________ moons.
Neptune's atmosphere is mostly hydrogen and helium with a trace of ____________________.
Neptune's interior is partially frozen water and _____________________________ with a rock and iron core.
___________________ is made of rock and icy outer layer.
Neptune has a surface of frozen nitrogen and geysersthat erupt __________________________ gas.
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