Quiz 3 HR Diagram

Label the categories on the HR Diagram

a

b

c

d

protostars

main sequence

neutron stars

white dwarfs

red giants

super giants

Tags

VA.ES.2.b.

Polaris's absolute magnitude is approximately -3.64. The absolute magnitude of Procyon B is 10.7.

Which star is brighter?

• Procyon B

• Polaris

Tags

VA.ES.2.b.

Which of the following is not represented on the HR Diagram?

• Blue giant stars

• Red giant stars

• Neutron stars

• Main sequence stars

Tags

VA.ES.2.b.

Below are the stages of the life cycle of a sun-like star. Put them in the correct order.

• planetary nebula

• white dwarf

• protostar

• red giant

• main sequence

Tags

VA.ES.2.b.

Match the following

• a star that is fusing hydrogen

• red giant

• older star fusing heavier elements

• supernova

• a stellar explosion

• black hole

• a cloud of gas and dust in space

• main sequence star

• a region in space where the gravitational pull is so strong that nothing can escape

• nebula

Tags

VA.ES.2.b.

Select the stars that will supernova.

Tags

VA.ES.2.b.

Describe the changes in luminosity of the Sun that will occur from its current Main Sequence stage to its final White Dwarf stage.

Tags

VA.ES.2.b.

The fate of Betelgeuse will be a supernova. What are the two possible outcomes for this star's final fate?

• black hole
• blue giant
• neutron star
• main sequence star
• red dwarf

What is the approximate temperature of our sun?

• Approximately 6,000K

• Approximately

  30,000K

• Approximately 15,000K

• Approximately 2,500K

Tags

VA.ES.2.b.

identify the spectral class with the hottest and brightest stars.

Tags

VA.ES.2.b.