

Exoplanets and Stellar Classification
Interactive Video
•
Physics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the typical structure of a star system?
Multiple stars orbiting a single planet
A giant star orbited by smaller planets
A single star with no planets
A large planet orbited by smaller stars
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the minimum mass required for an object to be classified as a star?
0.08 solar masses
0.5 solar masses
1 solar mass
10 solar masses
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a characteristic of neutron stars?
They are always larger than their planets
They are the brightest stars in the universe
They are larger than most planets
They have a very small volume but high mass
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a white dwarf?
A type of planet
A star that is about to explode
A remnant of a red giant star
A star that has just formed
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the exoplanet WD 1856 b?
It orbits a white dwarf closely
It is the smallest known exoplanet
It is the brightest exoplanet
It is the largest known exoplanet
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What makes main sequence stars challenging for finding larger planets?
They are too dim to observe
Their large radius due to core reactions
They have no planets
They are too far away
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the dividing line between a brown dwarf and a main sequence star?
1 solar mass
0.5 solar masses
0.08 solar masses
10 solar masses
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