Mercury
Venus
Earth
Mars
Potpourri
100
What is the surface of Mercury like?
Covered in creaters
100
What does Venus look like in the night sky?
The brightest object
100
What is Earth named for?
English word meaning Ground
100
How many moons does Mars have?
2
100
Which planet did Mariner 10 visit in 1975 to get the first images of this planet?
Mercury
200
Why doesn't Mercury have any weather?
No atmosphere
200
Compare the size of Venus to Earth.
Same
200
What planetary order is Earth?
3rd
200
Compare the size of Mars to Earth.
Mars is about 1/2 the size of Earth.
200
Which planet is more than 1 AU from the Sun?
Mars
300
Describe the temperature on Mercury.
Extreme diferences between day and night
300
What word describes Venus's rotation as the opposite of ours?
Retrograde
300
What percent of our planet is water?
70%
300
Compare a day on Mars to a day on Earth.
it is almost the same, 40 minutes longer
300
Which planet is the only planet named for a Roman Goddess?
Venus - Goddess of Love and Beauty
400
What planet has the same gravity as Mercury?
Mars
400
What could you say about Venus's day and year that might be surprising?
Its day is longer than its year.
400
What percent of our water is actually available for drinking?
1%
400
Why is Mars red?
surface is made of iron oxide (rusty)
400
Why was Mars named for the Roman god of WAR?
It's red color = blood
500
Why was Mercury named after a Roman Messenger
Fast Orbit- Fast Messenger
500
What is the name for what happens because of Venus's thick atmosphere and poisonous gasses that it hold in?
Greenhouse Effect
500
What is responsible for deflecting solar winds from our planet?
Magnetic Field
500
How did Phobos and Deimos get their names?
Sons of the Greek God of War (Ares)
500
On which planet does the Sun appear 1/2 as big as it does on Earth?
Mars
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