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天王星
2020/6
/22
2020/6
/22
天王星
Uranus Facts Need to Know3
2020/6/22
Earth
Uranus
天王星
U_ _ _ _s is the seventh planet from the Sun.
1 Uranus 14 Earths
Uranus is b_ _e-g_ _ _n in color.
The atmosphere atop is composed of ammonia, water, and methane ice crystals, which provide
Uranus its pale blue hue.
Uranus Surface
contain H2S
smell like
rotten eggs
Weight Comparison
◼ A gas giant is a
giant planet
composed mainly of
hydrogen and
helium.
➢ There are two gas
giants in the Solar
System: Jupiter
and Saturn.
Uranus is an _ _ _ giant.
Jupiter Saturn
Uranus
Neptune
◼ An ice giant is a giant
planet composed mainly of
elements heavier than
hydrogen and helium, such
as oxygen, carbon,
nitrogen, and sulfur.
➢ There are two ice giants in
the Solar System: Uranus
and Neptune.
20% hydrogen + helium
Ice Giant
90%hydrogen + helium
Gas Giant
4
2020/6/22
Uranus is the _ _ _ _est planet in the solar system, and this may be caused by:
2,870,000,000km
the minimum
temperature is
about -224 ℃
1. It is too far away from the Sun to get
enough energy;
2. Its chaotic atmosphere and its
anomalous orientation may lead to this;
3. Some form of barrier may exist in Uranus'
upper layers that prevents the core's heat
from reaching the surface.
Uranus has dark, narrow _ _ _ _s.Uranus was the first planet
discovered with a t_ _ _s_ _ _ _.
Uranus has 13 distinct rings.
They start at about a distance of
38,000 km from the center of
Uranus, and then extend out to
about 98,000 km.
Replica of the
telescope used by
Herschel to discover
Uranus
Sir William Herschel
observed Uranus on 13
March 1781 from the garden
of his house using a
telescope of his own design.
Uranus orbits the Sun once every 84 years.
天王星
Uranus Facts Need to Know
-216 ℃