The Universe
Stars
Our Star-The Sun
The Gas Giants
Terrestrial Planets
100
This means "the universe revolved around the Earth"
What is Geocentric?
100
We are on an outer arm of this Galaxy.
What is the Milky Way?
100
The sun is powered by this
What is fusion?
100
These gas giants are fast at this.
What is rotation?
100
Mars has water on it in the form of this.
What is ice?
200
This means "Earth and the other planets circle the Sun"
What is Heliocentric?
200
These are groups of galaxies
What are "clusters"?
200
The sun can continue to exist in its present stable state for about this amount of time.
What is 5 billion years?
200
All the gas giants have these.
What are rings?
200
This is the largest volcano in the solar system.
What is Olympus Mons?
300
Because planets look larger and stars were still just dots of light in a telescope.
What is one reason we know stars are farther that planets?
300
Most of the visible mass of the universe is comprised of these.
What are Galaxies?
300
The sun is in this part of it's life.
What is "mid-life"?
300
Which Gas Giant takes more than 29 years to revolve around the Sun.
What is Saturn?
300
The surface of this planet is covered with asteroid impacts and deep scarps (cracks).
What is Mercury?
400
This is evidence that the Universe is expanding.
What is the "Red Shift"?
400
According to this theory, The sun and the planets formed from a rotating disk of dust and gases.
What is the Nebular Theory?
400
This is a meteoroid that hits the Earth.
What is a meteorite?
400
This Gas Giant rotates on it’s side like a ball rolls across a floor.
What is Uranus?
400
Venus is warmed by the Sun but this increases the temperature.
What is thick cloud cover?
500
In astronomy this "effect" is used to determine whether stars or other bodies are moving away or towards Earth
What is the "Doppler Effect"?
500
i protostar stage ii main sequence stage iii red giant stage
What are the stages of star birth?
500
This is used to measure distances inside our solar system.
What is an AU or Astronomical Unit?
500
The gas Giants are primarily made of these light gases.
What is Hydrogen-Helium?
500
The surfaces of planet Mercury and our Moon contain some of these.
What are craters?
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