What happens to the outer layers of low mass stars like our Sun during the planetary nebula phase?

Stellar Evolution and White Dwarfs

Interactive Video
•
Physics, Science, Other
•
9th - 12th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
They are absorbed by the core.
They are ejected into space.
They become part of a new star.
They form a black hole.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What principle explains why electrons cannot occupy the same space in a degenerate star?
Newton's third law
Pauli exclusion principle
Heisenberg uncertainty principle
Einstein's theory of relativity
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the Chandrashekhar limit?
The maximum size of a black hole
The minimum mass of a neutron star
The minimum size of a red giant
The maximum mass a white dwarf can have
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can white dwarfs be detected if they are not visible?
Through their gravitational influence
By their magnetic fields
Through their chemical composition
By their radio waves
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to a white dwarf over time?
It remains stable and cools off
It turns into a red giant
It explodes as a supernova
It becomes a neutron star
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why have no black dwarfs formed in the universe yet?
Black dwarfs are formed only in binary systems.
They are hidden by interstellar dust.
They require a supernova to form.
The universe is too young for them to have cooled sufficiently.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What percentage of its mass must a six solar mass star lose to become a white dwarf?
50%
25%
75%
10%
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