
Earth and Space Science Semester Exam
Authored by Sophie Lukas
Science
5th - 10th Grade
Used 7+ times

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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A big cloud of dust and gas where all stars begin their life cycle is called a
Solar System
Galaxy
Nebula
Universe
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Stars are made mostly of which two elements?
Hydrogen and Helium
Hydrogen and Oxygen
Nitrogen and Helium
Nitrogen and Oxygen
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens during the Main Sequence phase of a star?
Helium is fused into heavy elements
The star explodes
Hydrogen fuses into helium
The star is born out of dust and gas
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is the stage where a massive star explodes and releases a lot of energy?
Red Supergiant
Supernova
Black Hole
Main Sequence
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In about 5 billion years, our sun will grow 100 times its size into its next stage called a
Supernova
Neutron Star
White Dwarf
Red Giant
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What color are the hottest stars?
Blue-white
Yellow
Blue
Red
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What process takes place in stars which combine lighter elements into heavier ones?
Nuclear Fission
Conjunction
Nuclear Fusion
Attraction
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