The fastest moving planet, has extreme heat and cold, almost no atmosphere, no moons
What is Mercury
100
Found in-between Mars and Jupiter
What is the asteroid belt
100
Is the closest planet to the sun with a moon
What is Earth
100
Comets are made of these substances
What are ice, rock, frozen gasses, and dust?
200
The sun is mostly made of these two gases
What is hydrogen and helium
200
Has iron in rocks and soil, rotates every 24 hours and 38 minutes, two moons, year lasts 687 Earth days, thin atmosphere of mostly carbon dioxide, windy
What is Mars
200
An asteroid that does not burn up before striking Earth
What is a meteorite?
200
A natural satellite that orbits a planet
What is a moon?
200
The amount of time a comet can be seen when it passes close to Earth
What is days or weeks?
300
The layer of the sun's atmosphere that gives off light
What is the photosphere?
300
Has a greenish-blue hue, 11 moons, rotates once in 16 hours, and a Great Dark Spot
What is Neptune?
300
Commonly referred to as a "shooting star"
What is a meteor?
300
The number of moons Jupiter has
What is 60?
300
Mark Twain was born and died during its passing.
What is Halley's comet
400
The way we are able to see light and feel heat
What is a nuclear reaction
400
No thick atmosphere or ring system, one known moon, year lasts 248 Earth years
What is Pluto
400
A rocky object smaller than a planet that has its own orbit around the sun
What is an asteroid?
400
This planet is the only one that has a moon with its own atmosphere
What is Saturn?
400
When ice turns to gas, dust is released, and solar winds push away the material, this is formed
What is the tail of a comet?
500
The three layers of the sun's atmosphere
What are the photosphere, chromosphere, and corona?
500
Very bright, rotates in opposite direction of other planets, greenhouse effect, very hot
What is Venus
500
The difference between a meteor and meteorite
What is a meteor is a streak of light from an asteroid burning up and a meteorite is an asteroid that hits Earth or another planet?
500
This planet's largest moon, Ganymede, is bigger than the planet Mercury