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- Multiple ChoicePlease save your changes before editing any questions.
How long ago did the Big Bang occur?
13.8 billion years ago
4.6 billion years ago
13.8 million years ago
10 years ago
- Multiple ChoicePlease save your changes before editing any questions.
RED shift of light means the star is moving
toward Earth
away from Earth
not moving
- Multiple ChoicePlease save your changes before editing any questions.
BLUE shift of light means the star is moving
toward Earth
away from Earth
not moving
- Multiple ChoicePlease save your changes before editing any questions.
RED shift is proof that the universe is
expanding (getting bigger)
contracting (getting smaller)
- Multiple ChoicePlease save your changes before editing any questions.
RED shifted light has a
shorter wavelength
longer wavelength
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BLUE shifted light has a
shorter wavelength
longer wavelength
- Multiple ChoicePlease save your changes before editing any questions.
Which provides proof that the universe is expanding?
Red shift of light from distant stars
Blue shift of light from distant starts
- Multiple ChoicePlease save your changes before editing any questions.
How long ago did the universe begin?
4.6 billion years
14 million years ago
13.8 billion years ago
4.6 million years ago
- Multiple ChoicePlease save your changes before editing any questions.
Ever since the universe began, the universe has been
expanding
contracting
stays the same size
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following is proof for the Big Bang Theory?
similar composition of Earth and the Moon
stars appear to move in the night time sky
cosmic background radiation
Ms. Phelan's dog chasing his tail
- Multiple ChoicePlease save your changes before editing any questions.Galaxies that are redshifted are:actually blue.really far away.invisible.moving away from us.
- Multiple ChoicePlease save your changes before editing any questions.
Cosmic Background Radiation is...
the remaining energy from the big bang.
incredibly hot.
visible to the human eye.
only located in certain places in the universe.
- Multiple ChoicePlease save your changes before editing any questions.The universe is ____________ years old.8.13 billion13.8 billion1.83 billion381 million
- Multiple ChoicePlease save your changes before editing any questions.
Most scientists believe the Big Bang Theory explains which of the following questions?
How our planets and moons formed
How our universe began
How the sun turns hydrogen into helium
How fast light travels through space
- Multiple ChoicePlease save your changes before editing any questions.
Which statement is true?
The galaxies are moving toward us.
The galaxies are moving away from us.
The universe remains static or unchanged in motion.
None of the above
- Multiple ChoicePlease save your changes before editing any questions.The three pieces of evidence for our current theory of the universe are:blueshift, CMB, moon landing.redshift, IBM, Andromeda galaxy.redshift, CMB, distribution of elements.doppler effect, light spectra, fusion.
- Multiple ChoicePlease save your changes before editing any questions.The universe is expanding! This means that:all of the galaxies are spreading out.the universe must have started from a single point.the universe is cooling down.all of the above.
- Multiple ChoicePlease save your changes before editing any questions.The only elements in the universe were hydrogen and helium until:the big bang.humans came along.stars began doing fusion.the redshift was discovered.
- Multiple ChoicePlease save your changes before editing any questions.CMB stands for:Colorful Mystic Background Rehearsal.Cosmic Mini Butterfly Repellent.Cosmic Microwave Background Radiation.Cute Microwave Button Reversal.
- Multiple ChoicePlease save your changes before editing any questions.
The temperature of the universe:
is constant.
varies between 20 to 6,000 degrees Fahrenheit.
has increased to about 10,000 degrees Celsius.
has cooled to about 2.7 Kelvin.
- Multiple ChoicePlease save your changes before editing any questions.The most abundant element in the universe today is:waterhydrogenoxygencarbon
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What is true about these stars?Both of these stars are moving away from us.Both of these stars are moving towards us.Both of these stars are blueshifted.The star Sirius is closer to us. - Multiple ChoicePlease save your changes before editing any questions.This is a picture of:The CMB.The Milky Way.The universe in the future.A redshifted star.