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20-3
Test Description: 20-3
Instructions: Answer all questions to get your test result.
1) What are two things that a supernova can form?
A
White dwarf and neutron star
B
Black hole and neutron star
C
White dwarf and black hole
D
White dwarf and red giant
2) What is a black hole?
A
We have absolutely no clue
B
Matter is so compressed that everything is sucked in
C
Matter is not compressed and things are sucked in
D
Matter is so massive and compressed that nothing can escape its gravity, not even light
3) What element does the core of a supergiant star form?
A
Hydrogen
B
Helium
C
Iron
D
Oxygen
4) What element does the core of our sun form?
A
Helium
B
Oxygen
C
Iron
D
Hydrogen
5) What is a galaxy?
A
A collection of black holes
B
A collection of galaxies
C
A collection of planets
D
A collection of millions or billions of stars
6) What are clusters?
A
collection of planets
B
collection of galaxies
C
collection of stars
D
desserts made with pecans and chocolate
7) What are superclusters?
A
collection of planets
B
Even larger dessert than regular clusters!!
C
collection of black holes
D
Collection of clusters
8) What galaxy do we live in?
A
Milky Way
B
Snickers
C
Pay Day
D
Bob
9) What is a spiral galaxy?
A
No shape, little interstellar matter
B
Black hole
C
Spiral arms made of gas, dust and stars
D
Little gas or dust, no spiral arms, spherical or egg shaped, often reddish
10) What is an elliptical galaxy?
A
Spiral arms made of gas, dust and stars
B
Black hole
C
No shape, little interstellar matter
D
Little gas or dust, no spiral arms, spherical or egg shaped, often reddish
*select an answer for all questions
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