Hertzsprung Russell diagram

An astronomer observes several items in the night sky and writes down their approximate distance from Earth. What is mostly likely Object #3? 

• a planet, probably Jupiter or Saturn
  
• a nearby star relatively close to our solar system 
• a comet
  
• another galaxy 

Tags

NGSS.MS-ESS1-3

Using the chart in Question 1, what is most likely Object #2. 

• Venus
  
• a nearby star relatively close to our solar system 
• a black hole near the center of the Milky Way 
• another galaxy 

Tags

NGSS.MS-ESS1-3

The following picture is the Horsehead Nebula and is located about 1,500 light years from Earth in the constellation Orion. What is most likely occurring in the Horsehead Nebula? 

• new star formation 
• formation of black holes 
• star explosions like supernovas 
• the birth of new galaxies 

Tags

NGSS.HS-ESS1-3

The stars we see at night are: 

• in the Milky Way galaxy
  
• in the solar system
  
• in galaxies other than the Milky Way 
• both A and C 

Use this model of the Hertzsprung-Russell diagram to answer question. 
An astronomer discovers a new star that is very hot, but not very bright. What type of star did she discover? 

• a red giant
  
• a young star on the main sequence 
• an old star on the main sequence 
• a white dwarf 

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

• True
• False

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

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

• True
• False

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

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

Which star is the coldest?

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

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4