Earth Space Flashcards
The Big Bang theory says
Universe started from a small point and is still expanding
The big bang theory is an explanation of the start of the _____
Universe
A theory and a law are the same thing (true or false)
False
Which is lager 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 or false)
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 waves
Stay the same size
A piece of evidence for the Big Bang theory is
Red shift of the star light
The red shift of star light shows the universe is
Expanding
The first three stages of a stars life in order are
Nebula, protostar, main sequence,
Out sun is currently in what stage
Main sequence
Which stage is fusing hydrogen into helium
Main sequence
A constellation is what
A group of start that make an image in the sky
