Mercury
Venus
Earth
Mars
100
What place is Mercury in the Solar System?
Closest to the sun/First in the Solar System (still 36,000,000 miles away from the sun)
100
What is this planet's position in the solar system?
2nd closest to the sun... I should make these 100s harder...
100
How long does Earth take to revolve?
365 Earth days... I hope you got this one right... (/-_-\)
100
What gives Mars it's distinctive red color?
Rust makes up most of Mars's crust, so it appears red when illuminated by the sun's light.
200
Does Mercury have any moons? If so, how many and what are their names?
Mercury has no possession of any natural satellites.
200
Why does Venus have a severe effect of green house gases?
Venus's atmosphere is made up of 96% CO2, so it is very dense. When the UV light strikes through the atmosphere, it stays with in; so it cannot escape and results in far beyond deathly temperatures (840`F+) Short Answer: Venus's thick atmosphere traps the heat.
200
What does Earth hold that no other planets contain?
Solid, Liquid and Gas H20... This one was easy too...
200
The Romans named this planet after the Roman god of ___ because of it's red appearance, reminding them of fire and blood.
The Romans named Mars after their god of war.
300
What is the name of the only space craft to visit this planet?
The Mariner 10 visited Mars in 1974 - 1975 and took over 3,500 pictures.
300
How does one Venus year compare to a Venus day?
It takes Venus 225 Earth days to revolve, and 243 Earth days to rotate; in other words, Venus's day is 2 1/2 Earth weeks longer than it's year.
300
Earth's diameter is _,___. Fill in the blank.
Earth's diameter is 7,927 miles across.
300
Mars holds the largest volcano in the solar system. Name this volcano and it's height.
The Olympus Mons on Mars is the largest volcano in the solar system. It's height reaches up to 15 miles tall (2x taller than Mount Everest)
400
One of Mercury's nicknames are "Speedy Mercury". What is the speed of Mercury's revolution?
Mercury orbits at 30 miles per second
400
Which Roman god is this planet named after?
The Roman god of beauty - but is the exact opposite; with its suffocating, crushing atmosphere and acid clouds >_<
400
What does Earth's atmosphere consist of?
71% Nitogen & 21% Oxygen (8% Other)
400
Mars rotates 2 times faster than Earth (True or False)
False. Mars makes a full rotation in 24.63 Earth hours; just 45 more minutes or so.
500
What is it called when Mercury passes in front of the Sun and can be viewed from Earth?
A transit occurs when Mercury passes in front of the Sun and can be viewed from Earth. This happens 13 times per century; for Mercury anyway.
500
Venus has the most circular orbit of all planets (True or False)
True. Venus has an orbit with an eccentricity of less than 1%
500
How long does it take for Earth's magnetic polarity to reverse or change direction?
Every 500,000 Earth years, it's magnetic field changes direction and takes 5,000 years to complete. In the past 75 million years, 171 magnetic reverses/changes in direction have occured.
500
In 1978, Yuri Gagarin became the first to set foot on Mars (True or False)
COMPLETELY FALSE. Yuri Gagarin was the first man in space. 1978 was a random year I picked... and no man has ever been on Mars.
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