The Big Bang Theory states that the universe is________ over time.
Expanding
The top most point of a wave is called the....
crest
The part of the electromagnetic spectrum we can see is called...
visible light
The Doppler Effect measures the ________ in frequency and wavelengths of a wave by an observer
change
Red shift objects move their light finger print in with direction?
to the right
What was the general temperature when the Big Bang started?
Hot
The bottom most point of a wave is called the...
Trough
The electromagnetic spectrum shows a range of...
radiation
The frequency of a wave _____________ when the space between the moving object and the observer decreases.
increases
blue shift objects in space are moving _________ to Earth
closer
The Big Bang started as .....
Energy
The distance between the rest line and the crest is called...
amplitude
the waves that produce heat in the electromagnetic spectrum are called...
infrared
As a moving object moves away from the observer the pitch and sound waves....
decrease or sound lower
Proof of The Big Bang Theory comes from which type of shift?
Red shift
When the universe cooled energy was converted to ...
matter
the distance between the beginning of a crest and the end of a trough is called a
wavelength or wave cycle
gamma rays
An increased frequency between a moving object and an observer creates a __________ sound.
higher or louder
What type of shift does the "?" represent?
Red shift
The Big Bang supposedly occurred how many years ago?
14 billion
The amount of wavelengths during a certain amount of time is called...
frequency
This radiation measured in the electromagnetic spectrum is a form of energy that travels as....
electric and magnetic fields
Who hears the highest frequency of sound in this situation? Observer 1, the driver, Observer 2. The car is moving to the right.
Observer 2...let's talk...
The black spectral fingerprint lines occur because of the light from an object that gets...
absorbed