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Topic 12 Lessons 1 And 2 Part 2
Test Description: Space Exploration
Instructions: Answer all questions to get your test result.
1) What percentage of the solar system's mass is the sun?
A
55.9
B
77.2
C
25.7
D
99.8
2) How many earth's could fit inside the sun?
A
2 billion
B
1 million
C
150 trillion
D
500 thousand
3) How long has the sun been burning?
A
10 million years
B
5 million years
C
100 million years
D
5 billion years
4) How much longer until the sun will burn out?
A
8 months
B
100 million years
C
5 billion years
D
1 million years
5) What is the process used by the sun to produce energy?
A
nuclear fusion
B
exercise
C
solar eclipse
D
chemical reaction
6) What element makes up most of the sun?
A
hydrogen
B
oxygen
C
nitrogen
D
helium
7) What percentage of the sun is helium?
A
55
B
10
C
75
D
25
8) How long does light from the sun take to reach earth?
A
24 hours
B
1 hour
C
8 minutes
D
50 seconds
9) What element is formed during nuclear fusion?
A
hydrogen
B
oxygen
C
corona
D
helium
10) Electromagnetic waves are classified by their
A
color
B
temperature
C
wavelengths
D
heat
11) What is the most famous spacecraft sent to study the sun?
A
RADIO
B
Hubble Space Telescope
C
SOHO
D
International Space Station
12) What is the surface temperature of the sun?
A
25,000 degrees F
B
10 billion degrees F
C
10,000 degrees F
D
5 million degrees F
13) What is the name given to the middle layer of the sun?
A
Photosphere
B
Core
C
Convection Zone
D
Corona
14) What is the name given to the outermost layer of the sun's atmosphere?
A
convection zone
B
corona
C
chromsphere
D
core
15) What percentage of the sun is hydrogen?
A
100
B
50
C
75
D
25
16) Which of these is not a requirement to be a planet?
A
Orbit a star
B
Be round in shape
C
Have an elliptical orbit
D
Clear it's orbit
17) A large, gaseous body at the center of the solar system
A
earth
B
sun
C
planet
D
asteroid
18) The system consisting of the sun and the planets and other objects that revolve around it.
A
galaxy
B
solar system
C
universe
D
planet
19) A natural satellite that orbits a planet
A
asteroid
B
meteoroid
C
moon
D
star
20) What is the difference between a meteorite, a meteor, and a meteoroid?
A
How big it is
B
How hot it is
C
What color it is
D
Where it's located
*select an answer for all questions
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