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

Tags

NGSS.MS-PS3-4

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

Tags

NGSS.HS-ESS1-3

As you move from the bottom to the top of the H R diagram the __________ changes.

• Temperature
• Luminosity or Brightness

______ is a force that causes dust particles to stick together in a nebula.

• nuclear fusion
• gravity
• hydrogen
• iron

Tags

NGSS.HS-PS2-4

Helium is the result of ______ atoms combining in nuclear fusion.

• nuclear fusion
• gravity
• hydrogen
• iron

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

NGSS.HS-PS1-8

What does a supernova create when it explodes?

• H²O
• Nothing 
• a space object with strong gravity
• a white dwarf star

Tags

NGSS.HS-ESS1-3

Why are black holes black?

• No light can escape the black hole's gravity 
• No light is reflected from the closest stars
• They are transparent, so you see space
• Plants around it prevent light from hitting the black hole.

Tags

NGSS.HS-PS2-4

Our sun is currently in what star stage?

• Protostar

• Nebula

• Main Sequence

• Red Giant

Tags

NGSS.HS-ESS1-1