Stars and Sun

What color are the hottest stars?

• red
• yellow
• orange
• blue

What is the color of the coolest stars?

• blue
• Yellow
• Red
• Orange

As our sun continues through its life cycle, it will _________ and turn into a _______________.

• gradually get smaller and smaller until it dies out/ black hole

• Gradually get larger until its outer layers drift off/ white dwarf

• become denser and denser/ protostar

• become hotter and hotter blue/ hypergiant.

Tags

NGSS.HS-ESS1-1

A massive star can end it's life as a ______ or ___________.

• neutron star/black hole

• main sequence star/ nebula

• supernova

  nebula

• red giant

  supergiant

Tags

NGSS.HS-ESS1-3

True or False
The Sun is the biggest star in the sky.

• True
• False

Tags

NGSS.5-ESS1-1

What is the diagram called that shows the relationship between star size and temperatures?

• bar graph

• HR diagram

• star chart

• Star diagram

Tags

NGSS.HS-ESS1-3

The 2 gasses in all stars are:

• Hydrogen & Helium

• Oxygen & Nitrogen

• Oxygen only

• Hydrogen only

How bright a star looks to observers on Earth is its....

• relative brightness

• apparent magnitude

• absolute magnitude

Which is the correct order of stars from COOLEST to HOTTEST?

• blue, white, yellow, orange, red
• red, yellow, blue, white, orange
• red, white, yellow, orange, blue
• red, orange, yellow, white, blue

Why do other stars appear so much smaller than the sun?

• They are actually much smaller
• They are so far away
• They are not as bright
• They are dwarf stars