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Stars, Galaxies, Nebulae, And The Earth
Test Description: Review questions over cosmic and space concepts
Instructions: Answer all questions to get your test result.
1) Our sun is classified as what kind of star?
A
A Blue Hypergiant
B
A Red Giant
C
A Medium-sized Yellow Main Sequence Star
D
a White Dwarf
2) Why does the Earth experience seasons throughout the year?
A
Black Holes
B
The Moon's electromagnetic waves
C
The Earth's rotation
D
the tilt of the Earth on its axis
3) Where are stars formed and born?
A
in black holes
B
in larger stars
C
in solar systems
D
in Nebulae
4) What force holds solar systems, nebulae, and galaxies together?
A
Gravity
B
Magnetic Forces
C
Supernova Explosions
D
The Earth's tilt on its axis
5) What is the name of the graph used to classify stars by size, age, color, and temperature?
A
The Hertzsprung-Russel Diagram
B
Redshift/Blueshift
C
Red Giant
D
A Pie Chart
6) What are the reasons that causes stars to have varying levels of gravitational attraction?
A
Temperature and Age
B
Gravity and Electromagnetism
C
Nuclear Fusion and Luminosity
D
Mass and Density
7) What is the correct order of colors on the Electromagnetic Spectrum?
A
B G V O Y R I
B
R O Y G B I V
C
V I B G Y O R
D
G B I V R O Y
8) What is the speed of light defined as?
A
The time it takes for light to travel to another star
B
The distance is takes for light to travel in one day
C
The time that the light takes to reach the Earth
D
The distance that light travels in one year
9) What color are the hottest stars?
A
White
B
Orange
C
Red
D
Blue
10) What are the majority of all stars classified as?
A
Red Giants
B
White Dwarfs
C
Protostars
D
Main Sequence stars
*select an answer for all questions
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