early armillary spheres were used to represent this sphere
What is celestial? (Spinner00 for correct pronunciation)
Stars are massive spheres of this
What is plasma? (Spinner00)
A terrestrial planet
What is Mercury?/ What is Venus?/ What is Mars?/ What is Earth? (Spinner00 X 2 for all 4)
the Hertzsprung-Russell Diagram plots stars according to this
What is luminosity?/ What is temperature? (Spinner00 x 3 for both and correct pronunciation)
an orrery
What is a mechanical model of the solar system that illustrates the relative positions and motions of the planets and moons? (Spinner00 X 3 for the whole phrase)
Name the inner planets in order from the Sun
What is Mercury, Venus, Earth, and Mars?
Aristotle recognized patterns of stars in these
What are constellations?
the primary unit for measuring distances within our solar system
What is astronomical?
used by astronomers to measure the distance to nearby stars
What is parallax?
The center of the orrery
What is the sun?
Development may have occurred independently here
What is ancient Greece?/ What is ancient China? (Poison IV for both)
These people had their own astronomical observations, calendars, and mythologies related to the stars
Who are the Mesopotamians?/ Who are the Chinese?/ Who are the Native Americans? (Poison IV for all 3)
The total mass of the Solar System taken up by the Sun
What is 99.86%? (Poison IV for "percent")
Red giants and white dwarfs come from these
What are small to medium size stars like our Sun? (Poison IV for "like our Sun")
The instrument that is pictured here
What is orrery?(Poison IV for correct pronunciation)
1 AU
What is 93 million miles?/ What is from the Sun to the Earth? (Match-a-Pair)
The ancient Egyptians used stars for this
What is navigation?/ What is tracking the seasons? (Match-a-Pair for both)
the approximate distance from the Sun to Neptune
What is 30.1 AU?
What part of the Milky Way am I in?
What is an outer spiral arm? (Match-a-Pair)
the 4th Earl of Orrery
Who is Charles Boyle? (Match-a-Pair for correct pronunciation)
Planet with two moons
What is Mars? (Bang-a-Rang)
Where our local galactic group is
What is the Virgo supercluster? (Bang-a-Rang for correct pronunciation)
the tropic that sits above the horizon
What is the Tropic of Cancer?
a parallax angle is equal to this
What is 1 arcsecond? (Bang-a-Rang for correct pronunciation)
What is the Hubble Space Telescope? (Bang-a-Rang)