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- 1. Multiple Choice
Which of the following describe stellar nucleosynthesis?
It is formation of elements during supernova explosion.
It is the process by which elements are formed within the star.
It is the process by which elements are produced in gas clouds.
It is formation of light elements such as hydrogen and helium.
- 2. Multiple Choice
Which of the following is a star that has used up its hydrogen supply in the core and switched to thermonuclear fusion?
supernova
main sequence star
red giant
protostar
- 3. Multiple Choice
It is the standard unit of mass in Astronomy.
kilograms
solar mass
pounds
atomic mass unit
- 4. Multiple Choice
It is a reaction in which two or more nuclei are combined to form one or more combined to form one or more different atomic nuclei and subatomic particles (neutron and proton).
Nuclear Fission
Nuclear Fusion
Big Bang Nucleosynthesis
Stellar Nucleosynthesis
- 5. Multiple Choice
The fate of the star is determined by its
age
size
group
mass
- 6. Multiple Choice
Fusion of Carbon and Helium will result to
Argon
Boron
Oxygen
Calcium
- 7. Multiple Choice
When we are expressing elements we write superscript and subscript as
Atomic Mass and Atomic Number
Atomic Number and Atomic Mass
Atomic Mass only
Atomic Number only
- 8. Multiple Choice
In the element Helium, what is the atomic number?
4.0003
1s2
2
6
- 9. Multiple Choice
The temperature required for the nuclear fusion to occur in the evolution of star...
15,000,000 degree Celcius
10 degree Fahrenheit
75 degree Celcius
1,000 Kelvin
- 10. Multiple Choice
What is the significance of stellar formation and evolution?
Formation of heavy elements
Formation of galaxy
Development of planetary system
all of the above
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