Stars Unit Review

Stars are born inside of...

• Nebulas

• Supernovas

• Black Holes

• Singularities

In Nuclear Fusion....

• Hydrogen is converted into Helium

• Protons are converted into Electrons

• Gas is converted into Dust

• White Dwarves are converted into Red Giants

The Sun is a...

• Main Sequence Star

• Protostar

• Red Giant

• White Dwarf

The life cycles of stars are determined by their:

• mass (size)
• color
• distance from Earth
• luminosity

Which of the following list the correct order of the life cycle of massive stars?

• Nebula --> main sequence --> red supergiant --> supernova --> blackhole

• Nebula --> main sequence --> red giant --> planetary nebula --> white dwarf --> black dwarf

• Nebula --> main sequence --> supernova --> red giant --> blackhole

• Nebula --> blackhole --> red supergiant --> supernova --> main sequence

Our Sun is an average size main sequence star. What will be the next phase of its life cycle?

• white dwarf

• supernova

• red giant

• nebula

Which type of stars fuse heavy elements beyond Oxygen?

• protostars

• main sequence stars

• red supergiants

What is the Sun's final stage?

• black hole

• white dwarf

• red giant

• blue super gian

The core of a Red Giant collapses and becomes a ___________________.

• White Dwarf
• Blue Supergiant
• Red Supergiant
• Black Hole

The stage after the main sequence star:

• red giant

• nebula

• white dwarf

• black dwarf