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WorksheetsLife Cycle of a Star Quiz
Total questions: 18
Worksheet time: 21mins
Inside a nebula are regions where gravity pulls together gas and dust into a ________.
protostar
nebula
main sequence
white dwarf
A star is born when nuclear ______ begins.
measuring
heating
fusion
fission
Stars spend most of their life in the ____ phase.
nebula
red giant
main sequence
white dwarf
The ______ of a star determines what happens when it leaves main sequence and approaches the end of its life.
gravity
mass
density
volume
What phase is our sun in?
red giant
supernova
main sequence
white dwarf
The ______ is the last stage in a low-mass star’s life when it no longer emits heat or light.
black dwarf
nebula
main sequence
white dwarf
Label the phases in the life cycle of a LOW MASS STAR (like our sun) starting from STELLAR NEBULA in the blank below the picture. Your answer should include at least THREE (3) phases.
Label the phases in the life cycle of a high mass (large) star starting from the STELLAR NEBULA in the blank below the picture. Your answer should include at least THREE (3) phases.
Read the question and check TWO answer choices that are correct. An interstellar medium is a thinly spread area of gas and dust. Which of the following elements make up the gas and dust of the interstellar medium? Choose TWO correct answers.
oxygen
hydrogen
carbon
silicon
helium
Describe in your own words how the life cycle of humans compares to the life cycle of a star.
Write a scientific description of a star.
What is the process called when a star explodes at the end of its life?
nebula formation
supernova
white dwarf cooling
main sequence ending
What TWO elements are primarily fused in the core of a main sequence star like the Sun?
Iron
Oxygen
Hydrogen
Helium
Which type of star is the most massive and luminous?
Red dwarf
White dwarf
Supergiant
Neutron star
A cosmic body of extremely intense gravity where light cannot escape.
main sequence
protostar
black hole
neutron star
carefully thought out explanation for observations of the natural world that has been constructed using the scientific method.
scientific theory
scientific law
hypothesis
experiment
collection of 8 planets and their moons that orbit around the sun.
galaxy
solar system
milky way
andromeda galaxy
universal force of attraction acting between all matter.
force
motion
gravity
solar system
