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- 1. Multiple Choice
The initial explosion that resulted in the formation and expansion of the universe is called __________________.
the Big Bang
static state
cosmic radiation
dark matter
- 2. Multiple ChoiceWho made great advancements to our telescope which helped him be the first to see various things in outer space?Galileo GalileiAristotleJohannes KeplerTycho Brahe
- 3. Multiple Choice
leftover thermal energy from the big bang
solar nebula
cosmic background radiation
planetesimal
dark matter
- 4. Multiple Choice
a force that is causing the expansion of the universe to accelerate
dark energy
the big bang
planetesimals
solar nebula
- 5. Multiple Choice
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
- 6. Multiple Choice
matter that does not give off electromagnetic radiation
solar nebula
big bang
dark matter
dark energy
- 7. Multiple Choice
Light Years are a measure of __________.
time
speed
distance
light
- 8. Multiple Choice
Select a possibility of what will happen to the universe in the future.
The universe will be destroyed by aliens.
The universe may expand forever, therefore galaxies will continue to get further away from each other.
The universe will explode.
We don't have any hypothesis.
- 9. Multiple ChoiceHubble's law states which of the following?We live in an expanding universeThe further away a galaxy is, the faster it is recedingGalaxies far away look redder through a telescopeAll of these
- 10. Multiple Choice
Hubble's Law states that the farther away galaxies are from us, the _______________ it is that they moving away from us.
more uncertain
slower
faster
more unpredictable
- 11. Multiple ChoiceGravity warps and stretches spacetime.TrueFalse
- 12. Multiple Choice
In which direction are nearly all galaxies moving?
toward each other
away from each other
colliding into one another
in the direction of Earth
- 13. Multiple ChoiceWho is credited with discovering proof that we live in an expanding universe?NewtonHubbleEinsteinGamow and Alphner
- 14. Multiple Choice
Our solar system formed about _________ years ago.
4.6 Billion
6.4 billion
100 billion
200 billion
- 15. Multiple Choice
Which theory has no beginning?
Steady State
Big Bang
Both
- 16. Multiple Choice
This model is known as
geocentric model
heliocentric model
planetary model
Orion model
- 17. Multiple Choice
___________makes up 74% of the detectable universe.
Hydrogen
Helium
Nitrogen
Carbon
- 18. Multiple ChoiceWhat is this a picture of?The weak nuclear forceThe EarthCMB radiationThe cosmic light horizon
- 19. Multiple Choice
Which theory has CMB radiation as evidence?
Steady State
Big Bang
Both
- 20. Multiple Choice
The temperature of the universe is _____________.
random
uniform
increasing
decreasing
- Answer choicesTagsAnswer choicesTags