Big Bang Flashcards
The Big Bang theory say
Universe started from point and is still explaining
The Big Bang theory is an explanation of the start of the
Universe
A theory and a law are the same thing
False
Which is larger
Galaxy, planet, universe
Universe
Our solar system is part of what galaxy
Milky Way
Light waves and sound waves are affected the same way when an object moves
True
If light is moving toward you it will show a ____ shift, moving away a _____ shift
Blue, red
The Doppler affect causes light to change _____ and sound to change ____
Color pitch
When an object is not moving the waves
Stay the same size
A piece of evidence for the Big Bang theory is
Red shift of star light
The red shift of star light shows the universe is
Expanding
The first 3 stages of a stars life in order
Nebula, protostar, main sequence star
Our sun is currently in what stage
Main sequence
Which stage is fusing hydrogen into helium
Main sequence
A constellation is what
Group of stars that make an image in the sky