Characteristics
Definition
Dates discovered
Dwarf Planet names
100
Natural satellite of the Earth reflected by light from the Sun.
What is a moon?
100
January 1,1801
What was the exact date Ceres was discovered?
100
Haumea
This planet has an orbital period of about 280 years. What planet is this?
200
Nearly 26 hours
How long does it take Eris to rotate 365 degrees?
200
A publicly displayed item of interest shown at a gallery or a museum.
What is an exhibit?
200
January 5, 2005
What was the exact date Eris was discovered?
200
Pluto
This planet is about 40 times the distance of Earth from the Sun. What planet is this?
300
Nearly 300 earth years
In Earth years, what is the orbital period of Makemake?
300
The curved path of a star, planet, or moon.
What is the definition of the word orbit?
300
December 28, 2004
What was the exact date Haumea was discovered?
300
Eris
This planet takes about 26 hours to rotate 365 degrees. What planet is this?
400
None
How many moons does Ceres have?
400
A dwarf planet is a spherical body that orbits the Sun, but is neither a planet nor a moon.
What is a dwarf planet?
400
March 31,2005
What was the exact date Makemake was discovered?
400
Ceres
This planet's orbital inclination is about 11 degrees. What planet is this?
500
Nearly 17 degrees
What is Pluto's orbital inclination?
500
The angle between the plane of the orbit and the planet and it's elliptic.
What is the definition of an orbital inclination?
500
February 18,1930
What was the exact date Pluto was discovered?
500
Makemake
This plane is about 900 miles long. What planet is this?