WorksheetsStellar Nucleosynthesis
Total questions: 10
Worksheet time: 2mins
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
Divine Creation theory
Steady State theory
Oscillating theory
Which element is the lightest and at the same time the most abundant in outer space?
Helium
Lithium
Hydrogen
Boron
Which element can be formed when three atoms of helium are fused?
Hydrogen
Oxygen
Carbon
Silicon
Which of the following is not a part of an average star?
Protostar
Nebula
Super Giant
Stable State Star
In which stage do massive stars explode and release large amount of energy?
Main sequence
Protostar
Super Nova
White dwarf
Which of the following gases are major components of star?
carbon and oxygen
helium and carbon
hydrogen and carbon
hydrogen and helium
Which is the first stage of a star’s life cycle?
black hole
nebula
protostar
white dwarf
Which is the second most abundant element in the universe?
carbon
helium
hydrogen
oxygen
Which of the following is a huge luminous ball of hot gas such as Hydrogen and Helium?
comet
moon
planet
star
Which of the following is the sign that a protostar will transform into the next stage?
When the it starts to spin faster
When it starts to glow
When Hydrogen nuclear fusion begins
When it increases temperature igniting the Hydrogen
