Red
Orange
Green
Blue
Purple
100
The Earth completes one of these around the sun every 365 days
What is a revolution?
100
Stars are made of this type of matter.
What are gases?
100
Name the inner planets in order from the sun.
What are Mercury, Venus, Earth, and Mars?
100
The outer planets' surface is made of...
What is gas?
100
Frozen mass of ice and dust
What is a comet?
200
A planet spinning on its axis
What is a rotation
200
A pattern of stars in the sky
What is a constellation?
200
A common characteristic of the inner planets?
What is a rocky surface?
200
The order of the outer planets
What are Jupiter, Saturn, Uranus, and Neptune?
200
An uneven rocky mass that orbits between Mars and Jupiter.
What is an asteroid?
300
The imaginary line a planet spins on
What is an axis
300
An explosive eruption of waves and particles from the sun.
What is a solar flare?
300
Equipment that is sent to planets to analyze it
What is a space probe?
300
The well-known landmark on Jupiter's surface
What is the Great REd Spot?
300
What people typically mistake for shooting stars?
What is a meteor?
400
The shape of a planets orbit
What is an elliptical shape.
400
Three layers of the sun
What are the core, corona, and photosphere?
400
The inner planet that is most similar to Earth?
What is Venus?
400
The planet with an unusual tilt.
What is Uranus?
400
Pluto's current classification.
What is a dwarf planet?
500
Caused by the tilt of a planet
What are seasons?
500
The scientific name for The North Star.
What is Polaris?
500
Mars is scorching hot in the day, and drastically freezing at night due to...
What is no atmosphere?
500
Saturn's rings are made of these materials.
What are ice, rock, and dust?
500
A piece of meteor that lands on Earth
What is a meteorite?
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