Big Bang Flashcards
The Big Bang Theory says…
That the universe started from one point and has been expanding ever since.
The Big Bang is the explanation of the start of the…
Universe.
A theory and a law are the same thing?
False.
Which is larger a planet, galaxy or universe?
Universe.
Our solar system is a part of what galaxy?
Milky Way .
Light and sound waves are affected the same when an object moves?
True.
If light is moving toward you it shows a ___ shift and away from you it will show a _____ shift.
Blue, red .
The Doppler affect changes ____ in light and _____ in sound.
Color and pitch
When an object isn’t moving, it’s waves..
Stay the same size.
A piece of evidence for the Big Bang theory is…
The red shift of star light.
Liquids have ____ shape and ____ volume.
Variable , constant.
Which state of matter has the most energy?
Gas
Which state of matter has molecules in a fixed position, vibrating?
Solid
Heat transfer by touch is…
Conduction.
Heat transfer from sun to earth is …
Radiation
