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WorksheetsFormation of star
Total questions: 18
Worksheet time: 4hrs 2mins
The stars life cycle is determined on its
Mass
Heat
Hydrogen gas
Location
if the mass of the mass is less will the life cycle of the star also be less
Yes
No
If the statement was opposite then the statement is true
All stars form in
(a)
What is the last stage of the 7 stage cycle
Protostar
Fusion between heavier elements
Supernova and planetary nebulae
Red giant
The sun’s temperature is
8043 C
4962 C
9216 C
5505 C
The diagram shows the
(a)
When the high mass stars have no more fuel to generate what happens
The iron core collapsed
The star will die
The heat of the star will decrease
The solar system collapses
After the red giant stage a massive star will undergo a
(a)
How old is the sun
4.5 billion years old
4.6 billion years old
4.2 billion years old
4.3 billion years old
The sun is the largest star in space .
Is the statement true or false
True
False
The Red giant star converts hydrogen to
Nitrogen
Oxygen
Helium
Carbon dioxide
Just hydrogen
The 2nd stage of the life cycle of the star is
(a)
The largest star is how many times bigger than the sun
100
20
50
10
A planetary nebula is formed by
Inner layers
Outer layers
When the gases react together
The dust
What energy is created when gas particles interact each other in the molecular cloud
Kinetic energy
Potential energy
Heat energy
No energy
What is stage 3 of the 7 stage star life cycle
T-Tauri phase
Red Giant
Main sequence
Molecular cloud
A stars mass is determined on what
Hydrogen gas
Solid
Carbon
Matter
What is this system called
(a)
