Planets
Stars
People
Moon and Earth Interactions
100
What planet is the only planet with life, has a protecting atmosphere, and has one moon?
What is Earth.
100
What are the stars gravity that can no longer hold them together, they expand over 100 times original size?
What is a red giant.
100
Who was the first person to walk on the moon?
Who is Neil Armstrong.
100
What is the Earths only natural satellite, it is the major cause of the earths tides, though the sun does play a small role?
What is the moon.
200
What planet is the largest?
What is Jupiter.
200
What is a small collapsed star about the size of the earth?
What is a white dwarf.
200
Who are people who study objects in the universe?
Who are astronomers.
200
What are alternate rising and falling of the earths oceans every 6 hours due to moon and suns gravitational pull?
What are tides.
300
What planet is closest to the sun and has no moons?
What is Mercury.
300
What is a violent explosion of super red giants?
What is a supernova.
300
Who was the first person to claim the sun was the center of our solar system, he called it "heliocentric" or sun centered?
Who is Copernicus.
300
What is a shadow of the moon falls on the earth?
What is a solar eclipse.
400
What planet is the hottest caused by greenhouse effect.
What is Venus.
400
What is a collapsed red giant that is so massive, gravity becomes so great even light cannot escape?
What is a black hole.
400
Who was the first person to calculate the amount of energy released in nuclear fusion with the famous equation E=mc2?
Who is Albert Einstein.
400
What is a shadow of the earth falls on the moon?
What is a lunar eclipse.
500
What planet is a twin to Uranus and sometimes is the farthest planet from sun, due to it's orbital pathway.
What is Pluto.
500
What are large clouds of dust and gas, which are the birth place of stars?
What is a nebula.
500
Who were the originators of the Big Bang Theory?
Who is George Lemaitre, George Gamow, R.A. Alpher, and R. Herman.
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