Stars Question Preview (ID: 53483)
HR Diagram, Lifecycle Of Stars.
TEACHERS: click here for quick copy question ID numbers.
All stars begin in these clouds of gas and dust.
a) Nebula
b) Super Nova
c) Main Sequence
d) White dwarf
Main Sequence stars
a) are dying stars
b) have not yet begun nuclear fusion
c) contain most of the stars in the universe.
d) are cool but very luminous stars
Black holes are
a) the cores of dead low mass stars
b) the cores of dead high mass stars
c) an area with little to no gravity
d) planets that no longer have stars
The HR diagram classifies stars based upon their
a) mass and gravitational pull
b) luminosity and temperature
c) chemical makeup and distance
d) brightness and distance
Stars are mainly composed of
a) nitrogen
b) helium
c) carbon
d) hydrogen
The lifecycle of a star is determined by the star's
a) initial mass
b) color and brightness
c) distance to Earth
d) place in the universe
A protostar
a) is a dead star that no longer emits light
b) is a fetal star that has yet to begin fusion reactions
c) is an old expanding star
d) is an area of space with gravity so great not even light can escape it
A red giant is very bright but very cool because
a) it is large in size
b) it is small in size
c) it is very close to Earth
d) it is very far from Earth
A white dwarf star is very small and dim, but very hot because
a) these stars are very massive
b) these stars are very young
c) these stars are very tiny
d) these stars are very bright
Which of the following statements is most accurate about the lifecycle of stars?
a) All stars began their lives at the start of the universe.
b) All stars live for the same lifespans.
c) No stars that have been born have died yet.
d) New stars are born and old stars die in the universe constantly.
Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 53483 in the upper right hand corner or click here.
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 53483 in the upper right hand corner or click here.
TEACHERS / EDUCATORS
Log In | Sign Up / Register
Log In | Sign Up / Register