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WorksheetsStructure of Universe, Stars, Life Cycle of Stars
Total questions: 23
Worksheet time: 46mins
What is responsible for holding the stars, gas, and dust together in the galaxy?
heat
light
gravity
friction
Which order shows stars from hottest to coolest?
red, yellow, white, blue
white, blue, yellow red
yellow, white, blue, red
blue, white, yellow, red
Which lists objects in space from smallest to largest?
planet, star, galaxy, universe
universe, galaxy, star, planet
star, planet, galaxy, universe
universe, galaxy, planet, star
What is the term for a celestial body made up of gases that can give off light?
a star
a void
a planet
a galaxy
Which of the following statements does not accurately describe the Hertzsprung-Russell diagram?
Bright stars are located at the top of the diagram
Dim stars are located at the bottom of the diagram
Hot stars are located on the left side of the diagram
Cool stars are located on the left side of the diagram
What causes a supernova?
the collision of several small stars that forms a new giant star
the collapse of a giant cloud of gas and dust in a nebula
the expansion of a shell of gas around a star that creates a giant star
the collapse of the core of a high-mass star
What is the Milky Way?
a constellation
a galaxy
a solar system
a void
Which of the following terms is used to describe several planets orbiting a star?
a galaxy
a solar system
a universe
a constellation
What characteristic of stars can be measured using luminosity?
size
temperature
brightness
distance from Earth
Which process causes a star to give off light?
nuclear fusion
condensing gases
exposing of the core
ejecting matter into space
Which of the following is larger than a galaxy?
a star
a planet
the universe
a solar system
Which of the following is located between galaxies?
stars
planet
moon
voids
If a star is 4 light-years from Earth, how long does it take light from that star to reach Earth?
4 minutes
4 hours
4 years
4 light-years
The term "unus" means
one
to turn
light
large, extreme
The term "vertere" means
one
to turn
light
large, extreme
The term "lumen" means
fresh, new
to turn
light
large, extreme
The term "super" means
fresh, new
to turn
light
large, extreme
The term "novus" means
fresh, new
to turn
light
large, extreme
Where do stars form?
in a planet's core
in nebulae
on asteroids
in sun spots on the surface of the sun
At the end of its life cycle, a high-mass star sometimes leaves behind and invisible object in which gravity is so strong that radiation cannot escape. What do we call this object?
a supergiant
a black hole
a neutron star
a white dwarf
What type of star has a supernova in its life cycle
a super star
a low mass star
a high mass star
a red giant
Which luminosity rating would be for the brightest star?
1.24
.124
-1.24
-.124
Which luminosity rating would be for the dimmest star?
1.24
.124
-1.24
-.124
