All stars begin their life as a low density cloud of dust and gas known as a ....

OCR Stars

Quiz
•
Physics, Science
•
12th Grade
•
Easy

Hannah Horsley
Used 2+ times
FREE Resource
23 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Main Sequence Star
Nebula
Protostar
Black Dwarf
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which life-cycle stage follows the end of Main Sequence for a star which is 20 times more massive than the Sun?
White Dwarf
Blue Supergiant
Red Supergiant
Red Giant
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
In which stage will a star be most dense?
Neutron Star
Main Sequence
Protostar
Nebula
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the heaviest element fused during the Red Supergiant phase within the cores of the most massive stars
Helium (He)
Iron (Fe)
Carbon (C)
Plutonium (Pu)
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the best description for a Red Giant?
A large, luminous, cool star
A small, extremely luminous, hot star
A small, low luminosity, cool star
A large, luminous and hot star
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What do we call the threshold value which determines whether a star will become a white dwarf, or a supernova?
Degeneracy limit
Hertzsprung-Russel constant
Supernova determination constant
Chandrasekhar limit
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is a comet?
Large rocky ball of ice that orbits the sun
Cluster of billions of stars
Lumps of rock or iron that orbit the sun
Minor planets
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