welcome to….. the trick is to pick!. the sun sun vs. earth answers a. 109 times smaller b. the...
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Welcome To….. Welcome To…..
The Trick is to Pick!
THE SUNTHE SUN
Sun vs. EarthSun vs. Earth
AnswersA. 109 times smallerB. The Earth Stress Ball
Over 1 million Earths would fit inside the SunThe average distance from the earth to the sun is
called an Astronomical Unit (AU) 1 AU = 150,000,000 kilometers or 93
million miles
THE SOLAR SYSTEMTHE SOLAR SYSTEM
The Solar SystemThe Solar System
AnswersA. Scotch Tape RollB. a grain of saltC. a microscopic bacteria
8 planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
The Solar NeighborhoodThe Solar Neighborhood
A grouping of stars “close” to each other
The region of the Galaxy within 32.6 light-years of the sun
Here stars move generally with the sun in its orbit around the center of the galaxy
The Solar NeighborhoodThe Solar Neighborhood
The Solar NeighborhoodThe Solar Neighborhood
AnswerA. a grain of salt
The Milky WayThe Milky Way
The Milky Way GalaxyThe Milky Way Galaxy
AnswersA. Nickel
It takes 250 million years for the Sun to complete one orbit
We are located at the edge of a spiral arm (30,000 light years away from center)
The Local GroupThe Local Group
Contains 3 large spiral galaxies --> Milky Way, Andromeda, and
TriangulumAlso includes a few dozen dwarf
galaxiesGravitationally bound together,
orbiting around a common center of mass
6.5 million light years in diameter
The Local GroupThe Local Group
AnswerA. The big Globe
Local SuperclusterLocal Supercluster
A cluster of many groups of galaxies
Gravitationally bound togetherHowever, local supercluster is
getting bigger with timeIt has a flattened shape
The Local Super ClusterThe Local Super Cluster
Local SuperclusterLocal Supercluster
AnswersA. a small globeB. a quarter
The Entire UniverseThe Entire Universe
Observable Universe is 156 billion light years in diameter
Around 100 billion galaxiesBig and expanding
The Entire UniverseThe Entire Universe
AnswersA. A dimeB. A grain of salt
Sun Vs. PlutoSun Vs. Pluto
A. 669 timesB. Nickle