Flashcards in Planets Deck (78):
Only planet to spin clockwise
Fastest revolution-1 revolution every ten hours
Titan is its largest moon
Has no seasons because it doesn't tilt as it goes around the sun
So big that all planets could fit inside it
First spacecraft to visit Venus
Mariner II 1962
Only planet to rotate on its side
Coldest actual planet
Largest moon in Solar System
Jupiter's Ganymede – is even bigger than planet Mercury
Coldest place in universe
All 27 of Uranus moons are named after William Shakespeare and Alexander Pope characters.
Closest star after sun
4 entirely gaseous planets
Jupiter, Saturn, Uranus and Neptune
Phobos and Deimos moons of
2nd smallest planet
Closest to earth
250 million yrs
Age of Earth
Population of Earth
Population of NYC
Population of USA
Planet with most moons
moon travels around earth at
36,800 kilometers per hour.
First moon photo from space
Temp of moon
243 degrees Fahrenheit at midday on the lunar equator. During the night, the temperature falls to -261 degrees Fahrenheit.
How long it takes Jupiter to orbit sun
Jupiter's moon-may have an ocean of liquid water beneath an ice cap
How many Earths would fit into Jupiter
Jupiter's mass is how much bigger than Earth's?
Amount of daily water that the sun causes to evaporate
one trillion tons
Makeup of sun
70% hydrogen, 28% helium, 1.5% carbon, nitrogen, and oxygen, and 0.5% all other elements.
because of a bend in the isthmus, is the only place in the world where one can see the sun rise on the Pacific Ocean and set on the Atlantic
Percentage of stars larger than the sun
Miles between earth and sun
92.9 million miles
11 billion years
Time it takes for Pluto to orbit sun
2 elements that make up most of Pluto
nitrogen and methane gas
Amazon rainforest produces this much of the world's oxygen supply
20% the world's oxygen supply
% of earth covered by Pacific
165 Earth years
Deepest point on Earth
in the Pacific Ocean located in the Marianas trench
Land of a thousand lakes
Aluminum % in Earth's crust
Red surface of Mars
due to the oxidation of iron in the soil
First spacecraft of photograph Mars
100 pounds on Earth => Mars
Gold on these planets
Mars, Mercury, and Venus
Size of Mars to earth
1/2 the size
Atmosphere of Mars is mostly
One day on Mercury in Earth days
58 earth days
Seson length on Uranus
only U.S. President to be present at a Shuttle Launch
Who was the first African-American to perform spacewalk?
Last astronaut to live on Mir
Andy Thomas was the seventh and last U.S. Mir astronaut. He spent 141 days in orbit.
Largest volcano in solar system
Olympus Mons on Mars
Neil Armstrong was the first man to walk on the moon, Edwin Aldrin was the second. They were members of Apollo 11, and landed in the Sea of Tranquility. The Lunar Excursion Module was named the "Eagle." Michael Collins stayed onboard the mother ship, "Columbia."
Sign left by Apollo 11
"Here men from the planet Earth first set foot upon the Moon July 1969, A.D. / WE CAME IN PEACE FOR ALL MANKIND."
Explorer I, 1958
The first American satellite in orbit
Sputnik I, launched in 1957
First man-made object to orbit Earth
can be viewed in the northern hemisphere. It means "dragon" in Latin and was one of the 48 ancient constellations.
small patterns of stars within a constellation
asterisms. the Big Dipper is the most famous example of an asterism.
How many constellations start with C?
How many constellations?
Dragon, Snake, Horse, Sheep, Monkey, Cock, Dog, Pig, Rat, Ox, Tiger, Rabbit (STARTING IN 2000)
First few greek letters
Garnet, Aquamarine, Amethyst, Diamond, Emerald, Peridot, Sapphire, Opal, Topaz, Turquoise
GAAD! Every Precious Rhinestone Pendant Sparkels On That Turk!