Vocabulary
Order of the planets
Planets
More Planets
Galaxies/Space Objects
100
What is the definition of universe?
everything that exists throughout space.
100
What is the 3rd planet from sun?
Earth
100
What is the composition of an inner planet?
Rocky.
100
What is the composition of an outer planet?
Gas (Gas giants!)
100
What is the definition of galaxy?
a star system that contains large groups of stars.
200
What is the definition of star?
a ball of hot gases that gives off light and other types of energy.
200
What is the 8th planet from the sun?
Neptune
200
Name all inner planets that are gas giants.
None. Outer planets are gas giants.
200
What is the largest outer planet?
Jupiter
200
Between which two planets are most asteroids located?
Mars and Jupiter
300
What is the definition of moon?
a large rocky object that orbits a planet.
300
What is the planet closest to the sun?
Mercury
300
Name all 4 inner planets in order from the sun.
Mercury, Venus, Earth, Mars
300
Name all 4 outer planets in order from the sun.
Jupiter, Saturn, Uranus, Neptune
300
What is the name of our galaxy and what TYPE of galaxy is it?
The Milky Way! It is a spiral galaxy. Think candy!
400
What is the definition of a planet?
a large nearly round space object that orbits a star.
400
What is the 5th planet from the sun?
Jupiter
400
Which planets are larger; inner or outer planets?
Outer Planets
400
Name one reason why you couldn't land on Jupiter.
It is made of gas so there are no solid surfaces, the pressure would crush you.
400
Tell two ways a dwarf planet is similar to a planet.
they have a nearly round shape, they are larger than asteroids, they orbit the sun… etc.
500
What is the definition of a dwarf planet?
an object that orbits the sun, is larger than an asteroid and smaller than a planet, and has a nearly round shape
500
What is the 2nd planet from the sun?
Venus
500
Why does Mercury take the least amount of time to travel around the sun?
Is is the closest planet to the sun, therefore it has the smallest orbit.
500
Name 4 features the gas giants all have in common.
All larger than the inner planets, all have rings, all made of gas, all further from the sun than inner planets, all have multiple moons, all have a longer length of revolution than Earth, etc...
500
How is a dwarf planet and an asteroid similar?
They are smaller than planets.
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