Universe
An explosion that occured about 13.7 billion years ago.
What is the Big Bang Theory?
Gas and dust collect after this event
What is the Big Bang Theory?
An explanation through repeated test, confirmed observations, and experiments is
What is a theory?
One AU is about 93 million miles or 150 million km which represents the distance between
What is the distance between the Earth and sun?
Describe a comet and how it moves (object it orbits around)
What is icy, rocky, dusty, and orbits the sun?
One piece of evidence that supports the Big Bang Theory because the galaxies are expanding which is called
What is redshifting?
Our solar system is found here
What is the Milky Way Galaxy?
He created the sun-centered model of our solar system
Who is Nicolaus Copernicus?
Mars has a nickname
What is the red planet?
What is a meteorite?
The heat left over from the Big Bang Theory is called
What is CMB Cosmic Microwave Background?
The Milky Way Galaxy is apart of millions of other galaxies
What is a local group?
He believed the Copernicus model and used math, but stated the planets orbit in ellispes
Who is Johannes Kepler?
These planets are composed mostly of two gases
Shooting stars can be seen from Earth and are often called
What are meteors?
He discovered that galaxies are expanding away from Earth
Who is Edwin Hubble?
These object are in what order:
Earth, Solar System, Miliky Way Galaxy, Local Group, Universe
What is from smallest to largest?
Claudius Ptolemy was famous for his observations and theory of Earth-centered solar system
What is the geocentric model?
The Olympus Mons is the largest volcano and mountain in our solar system.
What is Mars?
This small body can be found in the Oort Cloud and orbit the sun
What is a comet?
Scientists compared stars of today to stars from the past and discovered the similarities that showed the same
What is the abundance of light elements?
Our solar system is specifically located here
What is the spiral arms of the Milky Way Galaxy
This scientist used a telescope and discovered that Venus had phases like the moon which further proved the sun-centered model of the solar system.
Who is Galileo Galilei?
Venus is not the closest to the sun but it's the hostest. Why?
The toxic atmosphere of sulfuric acid and carbon dioxide are greenhouse gases that trap heat.
Meteoroids in order from smallest to largest
What are meteorites, meteor, and meteoroids?