sun and stars hr diagram

In the diagram given, what happens as we move to the left?

• Stars Get Larger
• Stars get Colder
• Stars get hotter

Which of these stars is hottest?

• Red Star
• Yellow Star
• Orange Star
• Blue Star

Compared to the rest of the stars, our sun is considered...

• Extremely Large and Cold
• Small with a medium temperature
• Medium size with medium temperature

Which category is our Sun located in?

• White Dwarfs
• Supergiants
• Main Sequence
• Giants

Look at the H-R diagram. Which star is
sort of cool, dim (not too much light), and red?

• Betelguse
• Sirius B
• Procyon B
• Barnard's star

Which star shown below is brightest?

• a magnitude -1 star

• a magnitude 1 star

• a magnitude 2 star

• a magnitude 3 star

How does the mass of a hot, bright main sequence star compare to a cool, faint main sequence star?

• They have more mass

• They have the same mass

• They have less mass

Tags

NGSS.HS-ESS1-3

Our sun is currently a main sequence star. All main sequence stars fuse ____ in their cores.

• helium into hydrogen

• hydrogen into helium

• helium into carbon

Tags

NGSS.HS-ESS1-1

What small, hot, faint objects are found at B?

• neutron stars

• black holes

• white dwarfs

• brown dwarfs

The HR Diagram shows a relationship of a star's surface temperature and its

• color
• size
• apparent magnitude
• absolute magnitude