Life Cycle Of Stars
This quiz is for a Physics project. It is on the Life Cycle of Stars.
- 1.What is a Star?
- A.
A cloud of particles held together loosely by their own collective gravity.
- B.
A very big collection of matter,mostly gas compressed to incredible pressure and heat by gravity.
- C.
A nuclear explosion caused by a growth of hydrogen onto the surface of a white dwarf star.
- D.
A ball of gas.
- 2.What does a star form from? (first stage)
- A.
A black hole
- B.
A quasar
- C.
A stellar nebula
- D.
A supernovae
- 3.What is the red shift?
- A.
When a star collapses.
- B.
Galaxies and stars are moving away from us. (The universe is expanding)
- C.
A very luminous burst of radiation.
- D.
When the sun collapses.
- 4.What is a Pulsar?
- A.
A highly magnetic, rotating star that releases a beam of radiation.
- B.
A star-like object that may send out radio waves and other forms of energy.
- C.
A big collection of matter.
- D.
The same as a Quasar.
- 5.Why is a black hole called "black"?
- A.
Because there is too much radiation .
- B.
Because outer space is dark.
- C.
Because it absorbs all the light that hits it, reflecting nothing.
- D.
Because it is black and it is a hole.
- 6.What is a White Dwarf Star?
- A.
A faint star of enormous density.
- B.
A very small star.
- C.
A region of space resulting from the collapse of a star.
- D.
A very tiny star.
- 7.What is the fourth stage in the life cycle of an average star?
- A.
Red giant.
- B.
Planetary Nebula.
- C.
Stellar Nebula.
- D.
Pulsar.
- 8.When is an average star created?
- A.
In the first stage.
- B.
During the Red Shift.
- C.
In the second stage.
- D.
When a black hole forms.
- 9.What is a Nova?
- A.
A nuclear explosion caused by a growth of hydrogen onto the surface of a white dwarf star.
- B.
A highly magnetic, rotating star that releases a beam of radiation.
- C.
A star-like object that may send out radio waves and other forms of energy.
- D.
It is a SUPERnova.
- 10.What is a Quasar?
- A.
A very big collection of matter.
- B.
Where a star is born.
- C.
A star-like object that may send out radio waves and other forms of energy.
- D.
It is a red giant.
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