HR Diagram

The Hertzsprung-Russell diagram graphs stars' luminosity and ....

• color

• size

• temperature

• distance

The Sun is a ___________ star.

• red giant

• main sequence

• protostar

• white dwarf

Aldebaran is a ____________

• red giant

• white dwarf

• main sequence star

• supergiant

Ninety percent of all stars are ______ .

• white dwarfs

• supergiants

• red giants

• main sequence stars

A star with a temperature of 10,000 K and a luminosity of 5000 times greater than the Sun would be a ____________.

• supergiant

• red giant

• white dwarf

• main sequence star

For main sequence stars, the _________ the luminosity, the ___________ the temperature.

• greater, lower

• greater, higher

• lower, higher

A star's temperature determines its ________.

• size

• color

• name

• health

Where would our sun be located?

• Quadrant 1

• Quadrant 2

• Quadrant 3

• Quadrant 4

Where would blue giants be found?

• Quadrant 1

• Quadrant 2

• Quadrant 3

• Quadrant 4

What is the name of the stars located in quadrant 2?

• Main Sequence

• White Dwarfs

• Red Giants

• Blue Giants