This group of planets are called the terrestrial or inner planets.
What are Mercury, Venus, Earth, and Mars?
100
This planet is the furthest from the Sun.
What is Neptune?
100
These eight objects orbit the sun.
What are the planets?
100
This person likes to observe the sky and its heavenly bodies.
What is an astronomer?
100
This star is much larger than the Earth.
What is the sun?
200
This planet is the closest planet to the sun.
What is Mercury?
200
These planets have rings.
What are all of the outer planets?
(Jupiter, Saturn, Uranus, and Neptune)
200
This term is used to describe the sun and the objects that orbit around it.
What is the Solar System?
200
This tool is used to observe the stars.
What is a telescope?
200
These planets are relatively smaller, rocky, and more dense
What are terrestrial planets?
300
These planets have no moons.
What are Mercury and Venus?
300
These gases mnake up most of the composition of Saturn and Jupiter.
What are hdrogen and helium?
300
These small icy bodies exist far outside the orbit of Neptune.
What are comets?
300
In terms of temperature, this group of planets is relatively warmer and denser with a rocky surface.
What are the inner planets?
300
These planets are relatively larger, colder, and less dense.
What are the outer planets?
400
I am the smallest planet in the entire Solar System.
What is Mercury?
400
These two planets are the fifth and sixth planets from the Sun.
What are Jupiter and Saturn?
400
These small bodies mostly orbit between the orbits of Jupiter and Mars
What are asteroids?
400
Venus is approximately 3/4s of this type of measurement from the Earth.
What are AUs or Astronomical Units.
400
This is the reason why the surface of the moon is covered witrh craters, while Earth's is not.
What are erosion and plate tectonics?
500
When arranged according to our distance from the sun we spell out My Very Excellent Mother Just Served Us Nachos.
What are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune?
500
These planets have rings made of dust sized particles and at least seven moons. (Name at least 2)
What are Jupiter, Saturn, Uranus, Neptune?
500
This information explains why the eight planets have different compositions and sizes.
What is distance from the sun? (outer are cooler, gaseous; inner warmer, rocky)
500
Like a well-balanced system, these 2 factors account for the fact that the planets stay in their orbiuts around the sun ands do not go flying off in space.
What are gravity and inertia?
500
A large cloud of dust and gas collapsede under the weight of itrs own gravity and formed the sun. Left over matter condensed into planets and asteroids.