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Stars And The Sun
Test Description: Life cycle of stars and the sun review questions
Instructions: Answer all questions to get your test result.
1) What is a nebula?
A
A dying supergiant star
B
A giant explosion of heated gases
C
A young star
D
Cloud of gas and dust
2) Where are stars born?
A
Nebula
B
Supernova
C
Black Hole
D
Main Sequence
3) Protostar means...
A
A dying star
B
A young star
C
A giant star
D
A pulsar
4) About how much of a star's life happens in the main sequence?
A
65%
B
25%
C
50%
D
90%
5) Which stars live longer?
A
Small Stars
B
Giant or Supergiant Stars
6) What happens in the giant stage?
A
Stars run out of fuel and collapse
B
Stars grow and explode into a supernova
C
Stars get colder and shrink
D
Stars get hotter and expand
7) If a high mass star explodes suddenly...it's called a...
A
Black Hole
B
Supernova
C
Pulsar
D
Neutron Star
8) A low mass star's death usually results in a...
A
Supernova
B
Black Hole
C
Neutron Star
D
Dwarf Star
9) What are the 2 ways a high mass star can die?
A
Dwarf and Giant Star
B
Black Hole and Dwarf Star
C
Dwarf Star and Neutron Star
D
Neutron Star and Black Hole
10) A black hole is black because the _______ is so strong
A
Energy
B
Fusion
C
Gravity
D
Light
11) About how much of our sun is hydrogen gas?
A
10%
B
25%
C
75%
D
50%
12) What is the most powerful force in our solar system?
A
The moon's gravity
B
The sun's gravity
C
Jupiter's gravity
D
The Earth's gravity
13) About how hot is the sun's core?
A
150,000 degrees C
B
15 million degrees C
C
100 million degrees C
D
1,500 degrees C
14) What layer is the outermost layer of the sun's atmosphere?
A
Corona
B
Chromosphere
C
Photosphere
D
Core
15) What layer of the sun is only seen during a total solar eclipse?
A
Photosphere
B
Corona
C
Chromosphere
D
Core
16) What layer of the sun means light, and is the layer that gives off the light we see?
A
Chromosphere
B
Sunspots
C
Prominences
D
Photosphere
17) What layer of the sun means color and gives us the color we see?
A
Core
B
Photosphere
C
Corona
D
Chromosphere
18) What are the cooler, darker areas on the sun's surface called?
A
Solar Flares
B
Sunspots
C
Prominences
D
Solar Wind
19) What solar event can cause magnetic storms here on Earth?
A
Solar Flares
B
Sunspots
*select an answer for all questions
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