Big Bang Flashcards
The Big Bang theory says
Universe started from point and is still expanding
The Big Bang theory is the explanations of the start of the
Universe
A theory and law are the same thing
False
Wich 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
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 peice of evidence for the Big Bang theory is
Red shift of star light
The red shift of star light shows the universe ________
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 star
Wihich stage is fusing hydrogen into helium
Main sequence star
A constellation is what?
A group of stars that make an image in the sky
