Stars / HR Diagrams

Stars / HR Diagrams

By Nicole Mitchell

Poll

On a scale of 1-4, rank your knowledge of stars and their life cycle.

• 1

  (little to no knowledge)

• 2

• 3

• 4

  (you know everything there is to know about stars)

Fill in the Blank

Stars are held together by _______.

Multiple Select

Nebulas mainly consist of which TWO gases?

• Helium

• Nitrogen

• Hydrogen

• Neon

Multiple Choice

Which life cycle order is correct for avergae mass stars?

• Main sequence, Red Giant, Planetary Nebula, White Dwarf, Black Dwarf

• Black Dwarf, Red Giant, Planetary Nebula, White Dwarf, Main sequence

• Main sequence, Red Giant, Planetary Nebula, Black Dwarf, White Dwarf

• Main sequence, Planetary Nebula, Black Dwarf, White Dwarf, Red Giant

Multiple Choice

A supernova is an extremely bright explosion of a star.

• True

• False

Multiple Choice

Temperature increases as you move toward the right of the HR Diagram.

• True

• False

Fill in the Blank

____ represents the hottest stars in our solar system on an HR Diagram (what color)

Fill in the Blank

___ of stars are in the main sequence stage.