| THE BIG BANG THEORY | REDSHIFT | DARK ENERGY | DARK MATTER | WHAT WILL HAPPEN TO OUR UNIVERSE? |
|---|---|---|---|---|
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Point or spec.
Georges Lemaitre had an idea that a long time ago the universe started off as a single ___________.
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What is the RED end of the VISIBLE SPECTRUM.
Redshift is the phenomenon of light from galaxies shifting toward the _____ end of the ___________ ____________.
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What is gravity.
What does dark energy counteract?
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What is the mass of the galaxy it's in.
What does the speed of how fast a star moves depend on?
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What is the GRAVITATIONAL PULL of all matter and the repulsive force of DARK ENERGY.
Astronomers believe that there has always been a battle between the ____________ ______ of all matter and the repulsive force of this type of energy.
|
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About 13.7 billion years ago.
When did the universe start to expand?
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Who is Edwin Hubble.
This person made his discovery using patterns of light from galaxies.
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What is 5%.
What is the percentage of visible matter in our universe?
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What is x10.
How much more mass is in a galaxy than what is visible?
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About 5-6 billion years ago.
When did the expansion of the universe start speeding up?
|
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Moving away.
Edwin Hubble noticed that other galaxies were ___________ ______ from us.
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What is ITS OWN specific spectrum of LIGHT
Each galaxy emits _____ ______ specific spectrum of ________.
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What is ACCELERATING.
Dark energy causes the universe to expand at an _____________ rate.
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What is Dark Matter.
What is the most abundant form of matter in the universe?
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Yes.
Will dark energy grow?
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What is light and energy.
When the universe began, it was tiny, hot particles mixed with _________ and ____________.
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What is MOVING or STATIONARY.
Light spectrums shift depending on whether the light source is ___________ or ___________.
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What is 68%.
What is the percentage of dark energy in our universe?
|
No.
Can dark matter be seen?
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What is PULLED apart and SEPARATED.
When dark energy grows, it will leave the universe _________ apart and __________.
|
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What is stars and galaxies.
When atoms came together what did they form?
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What is indicating that the galaxies are moving away from earth.
What is redshift used for?
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What is 27%.
What is the percentage of dark matter in our universe?
|
What made astronomers puzzled?The fact that the amount of visible matter did not correlate with these speeds.
What made astronomers puzzled?
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What is cold.
When dark energy grows, it will leave the universe even more _______ than it already is.
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