Big Bang Theory
What is the most commonly accepted theory for the creation of the universe?
Big Bang Theory
What does Geo mean?
Earth
What does "Helio" mean?
Sun
What is the name of our galaxy?
The Milky Way
What can cause theories to change?
New information, technology, and new observations.
When was the universe created?
10 to 20 billion years ago
Who created the geocentric theory?
Ptolemy
Who created the Heliocentric Theory?
Copernicus and Kepler
Stars, dust, and gas.
Place these in order from smallest to largest ?
Universe, Earth, Galaxy, Solar System
Earth, Solar System, Galaxy, and Universe
The study of the origin, structure, and future of the universe is?
Or
The study of space?
cosmology
Astronomy
Ptolemy believed the Earth was the center of the solar system because objects had an attraction to Earth? What is this called?
Gravity
Kepler's first law states that the orbits of the planets are in the shape of a/an...
oval
Spiral, Elliptical, and Irregular
What is a hypothesis?
Educated guess
How can you calculate the age of the universe?
Measure the distance from Earth to various galaxies.
Calculate the ages of old, nearby starts.
What is the biggest difference between the Geocentric Model and the Heliocentric Model?
the center of the solar system
What evidence was used to support Kepler's theory for the heliocentric theory?
Mathematical formulas
Where is the solar system located in the Milky Way galaxy?
The outer rim arm of the Milky Way galaxy.
Who created the telescope?
Galileo
Who supported the theory of the Big Bang Theory?
Edwin Hubble
Why did people believe in the Geocentric vs the Heliocentric solar system?
People don't like change.
Geocentric system had been around for a LONG time
There wasn't enough proof to support the Heliocentric system.
Kepler's first law states that the orbits of the planets are in the shape of a/an.
Oval
Who classified galaxies?
Edwin Hubble
How many moons are in our solar system?
193