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WorksheetsFORMATION OF HEAVY ELEMENTS
Total questions: 10
Worksheet time: 5mins
Which of the following is the most accepted theory about the formation of the universe that explains why it continues to expand?
big bang theory
steady state theory
divine creation theory
oscillating theory
Which of the following is not considered as light elements?
Helium
Lithium
Hydrogen
Iron
Which element is the lightest and at the same time the most abundant in outer space?
Hydrogen
Oxygen
Helium
Nitrogen
How do heavier elements formed?
Through combustion
Through nuclear fusion
Through nuclear fission
Through nuclear synthesis
Which phase of star life cycle is our sun?
main sequence star
red giant
planetary nebula
white dwarf
In which stage do massive stars explode and release large amount of energy?
main sequence
super nova
protostar
white dwarf
This happens when there is a slow rate of capturing neutron while there is a faster rate of radioactive decay hence increasing the proton by 1.
R-Process
S-Process
CNO Cycle
Proton-Proton Chain Reaction
This happens in red giant star once they leave the stage of main sequence star. This is how three Helium-4 are converted into Carbon.
Neutron Capture
R-Process
Triple Alpha Process
CNO Cycle
How many protons are there in Carbon - 12?
12
8
2
6
What is the element name for the symbol He?
Hydrogen
Helium
Oxygen
Nitrogen
