HR diagram

A large cloud of gas and dust in interstellar space; the predecessor to stars...

• Constellation
• Black hole
• Nebula
• Galaxy

As a whole, Giants are considered hotter than White Dwarfs.

• True
• False

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

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

Which star is the coldest?

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

The category that contains the most stars is...

• Main Sequence
• Supergiants
• Giants

What is a large celestial body that is composed of gas and that emits light?

• Nebula
• Star
• Galaxy
• Planet

Red stars are the _____________.

• hottest
• coolest
• biggest
• brightest

Blue stars are the _____________.

• hottest
• coolest
• smallest

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 is an example of a Main Sequence star?

• Betelgeuse
• our Sun
• Sirius B
• Polaris