Unit 1 - Origin of the Universe
No description yet. This curated deck is ready for daily study.
Card preview (13)
What is Cosmic Background Radiation?
Radiation left after the Big Bang.
What is the Doppler Effect?
The theory that the closer an object is, the object’s waves will become more frequent. Vice versa with an object moving away. Away - Red Shift Towards - Blue Shift
What is Red Shift?
An object that appears red because it is moving away.
How old is the universe?
13.8 billion yrs old.
What is the Big Bang Theory?
A theory that the universe started off as a small collection of matter that exploded. To this day, the universe is still expanding.
What three pieces of evidence support the Big Bang Theory?
Doppler Effect/Redshift Cosmic Background Radiation Composition of the Universe
What does the Doppler Shift prove?
Universe is always expanding
What are galaxies doing?
Moving away from each other.
Red
moving away
blue
moving towards you
white
not moving at all
Moving away or towards? l__l_l_l__l__l
Towards
Moving away or towards? l__l_l_l_l_l
Away