Introduction quiz

Which of these are examples of a star life cycle stage?

• Supernovae

  Main sequence

  Protostar

  Blackhole

• Supernovae

  White dwarfs

  Black hole

  gravity

• Supernovae

  Fusion

  Main sequence

  Gravity

• Gravity

  Fusion

  Temperature

  Light

What is nuclear fusion?

• Nuclear fusion is a process where several small nuclei combine to make a larger one.

• Nuclear fusion is the process where larger nuclei break down into smaller ones

• Nuclear fusion produces energy

• Nuclear fusion uses the suns energy

In what order are fusion elements used within a star?

• Hydrogen

  Helium then the star collapses

• Hydrogen

  Helium

  Through to potassium

• Hydrogen

  Helium then through to iron

• Hydrogen

  Helium through to oxygen

Which of these are features you can classify a star with on the H-R diagram

• Luminosity

  Colour

  Fusion element

• Luminosity

  Temperature

  Colour

• Colour

  Fusion element

  Absolute magnitude

• Colour

  Fusion element

  Size

Which of these are an example of a stars life cycle in order?

• Protostar

  Main sequence

  Planetary nebula

• Planetary nebula

  white dwarf

  Supernova

• Main sequence

  Red giant

  Supernova

• Red Supergiant

  Planetary nebula

  White dwarf