Science Quiz / A2 Physics: Modelling the Universe

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Can you name the A2 Physics: Modelling the Universe?

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QuestionAnswer
As a result of the attraction and concentration cycle, a large core of material forms called a ....
Where (in the Solar System) do comets originate
One Parsec is...
What is a 'open' cosmology?
In a supernova, what are the energies high enough to do?
What will happen when the pressure rises in the core of the Sun?
Why does background (CMB) radiation at a few degrees kelvin support the big bang theory?
Doppler effect: if new wavelength is LESS than original wavelength
Light Year....
H,0, =
The Cosmological Principle States:
Doppler effect: if new wavelength is GREATER than original wavelength
The ultimate fate of the universe depends on...
What will happen as the rate of hydrogen fusion decreases?
1 Light Year, ly =
As time goes on in the universe, how is kinetic energy lost?
During what year was a very slight movement towards the red end hydrogen spectrum noticed?
Galaxies...
Moons...
What percentage of the time the Sun spends as a main sequence star will it spend as a 'Red Giant'?
Why does density increase in certain areas of space?
What is a 'closed' cosmology?
1 Parsec, pc =
QuestionAnswer
The big bang model implies a finite age for the universe roughly equal to...
The astronomical unit of distance is...
Neutron Star...
What causes the gases associated with a comet to spread out, become ionised and glow?
Stars...
What percentage of its original diameter will a white dwarf retain?
the Hubble constant, H,0, =
What principal initially causes the formation of a star?
H,0, =
What are comets made up of?
What will eventually happen in the core of our Sun?
What happens when a Red Giant becomes unstable
Hubble's Law states:
What will the change in density be between the Sun and its white dwarf counterpart in kgm3?
What is the last stage in the formation of a star?
Doppler effect for electromagnetic waves
Planets...
What are glowing regions of space called?
What is a 'flat' cosmology?
1 astronomical unit, AU =
What could happen in the immense pressure at the end of a Red Giant phase?
Who discovered that 'red shift' was even more noticeable when examining other galaxies?
Critical density of the universe, rho,c, =

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