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Harry
Louis
100
The average distance between the Earth and the Sun
What is an astronomical unit?
100
The counter- clockwise spin of a planet or a moon as seen from above the planet's north pole.
What is Prograde roation?
100
Planets that have deep, massive, atmospheres rather than hard and rocky surfaces like those in the inner planets.
What is gas gaints?
100
Natural and artificial bodies that revolve around larger bodies such as planets.
What is satellites?
100
A small body of ice, rock, and cosmic dust loosely packed together.
What is comet?
200
The time it takes for light to travel from the Sun to the Earth
What is 8 minutes?
200
The clockwise spin of a planet or moon as seen from the planet's North Pole
What is retrograde rotation?
200
This planet is tilted by almost 90 degrees
What is Uranus?
200
Earth's moon is also called _____.
What is Luna?
200
The composition of asteriods varies depending on_______.
What is where they are located in the asterioid?
300
The solar system is divided into two parts called the ______.
What is the inner and outer solar system?
300
There is much evidence that ______ exists on Mars underground
What is water?
300
This planet's rings have a total diameter of 272,000 km
What is Saturn?
300
An event in which the shadow of one celestial body falls on another.
What is an eclipse?
300
A relatively small rocky body that travels through space.
What is meteoroid?
400
Terrestrial plantes are _____ and ______.
What is dense and rocky?
400
The highly dense planets nearest to the sun
What is terrestrial?
400
Which planet is farthest away from the sun
What is Pluto?
400
When the moon is waxing the sunlit fraction that we can see from Earth gets_____.
What is larger?
400
A bright streak of light that results when a meteroid burns up in the Earth's atmposphere.
What is a meteor?
500
The outer planets are made up of mostly _____.
What is gases?
500
The planet _____ has only two volcanic systems
What is Mars?
500
Saturn's composition is mostly _____.
What is hydrogen and helium?
500
The 3 basic steps to the moon's formation.
What is impact, ejection, and formation?
500
A meteroid that reaches the Earth's surface without buring up completely.
What is a meterite?
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