HR diagram and plotting stars

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

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

Tags

NGSS.HS-ESS1-3

Which of these stars is hottest?

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

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which star is the coldest?

• Yellow Star
• Red 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

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

• True
• False

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 has the lowest temperature?

• A
• B
• C
• D

Tags

NGSS.MS-PS3-4

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

• neutron stars

• black holes

• white dwarfs

• brown dwarfs

Tags

NGSS.HS-ESS1-3

What objects are found at C?

• Blue giants

• Red giants

• White dwarfs

• Main sequence stars

Tags

NGSS.HS-ESS1-3

Gravity pulls gases and dust particles in space toward one another, squeezing them into a smaller and smaller space. The temperature at the center rises high enough for nuclear fusion of hydrogen to begin.
What stage in a stars life cycle is this describing? 

• The birth of a star
• The death of a star
• Black Hole
• Stellar Nebula

Tags

NGSS.HS-ESS1-1