Show:
Seasons/Days
Who Knows
Sun/Planets
Stars
Galaxy/Universe
100
This movement results in day and night.
What is rotation.
100
First person to say that the system was heliocentric
Who is Copernicus
100
This is the hottest planet in the system
What is Venus
100
The star cycle includes these large swollen stars that have begun to cool down
What are Red Giants
100
The three types of galaxies are
What is spiral, elliptical, irregular
200
This occurs when sunlight is directly over the equator
What is the equinox
200
Kepler proved that
What is plantes orbit in ellipses
200
Venus retains most of its heat due this
What is the greenhouse effect
200
All stars begin in this interstellar clouds of gas and dust
What are nebula
200
Most spiral galaxies have this at their center
What is a black hole
300
The seasons are a direct result of these two phemomena
What is tilt and revolution
300
The first telescop was invented by
What is Gallileo
300
Pluto is not considered a plane because it was discovered that
What is there are many small dwarf planets
300
A medium size star moves from a Red Giant to this
What is a white dwarf
300
The VLA is this type of telescope
What is a radio telescope
400
This occurs when sunlight is directly over a tropic line
What is solstice
400
The geocentric view of the solar system was important to this greek astronomer
Who is Ptolemy
400
The four inner planets are all described as this
What is terrestrial
400
A super massive star may end up as a black hole or this
What is a neutron star
400
The fact that all matter is speeding away from all other matter is the universe is known as this
What is Hubble's Law
500
The earth is tilted on its axis to what degree____.5
What is 23
500
This scientist's famous equation showed that matter and energy are the same thing
Who is Einstein
500
This planet rotates completely on its side
What is Uranus
500
All stars shine because this occurs in the core
What is nuclear fusion
500
x rays are between these two types of radiation on the electromagnetic spectrum
What is ultraviolet and gamma rays