Earth and Space Do Now 3

What determines the color of a star? 

• It's size
• It's temperature
• It's composition
• They are all the same color 

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

• Temperature
• Luminosity or Brightness

Compared to the Sun, Arcturus is .......

• hotter and brighter

• cooler and brighter

• hotter and dimmer

• cooler and dimmer

Put the stars in the correct order from coolest to hottest.

• Blue

• Orange

• Yellow

• Red

• White

Which best describes stars located in area A

• Bright and Hot

• Cooler and bright

• Dim and hot

• Dim and colder

Which category is our Sun located in?

• White Dwarfs
• Supergiants
• Main Sequence
• Giants

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

Where are white dwarfs?

• Area M

• Area P

• Area X

• Area Z

Reorder the following in order from largest to smallest.

• Nebula

• Galaxy

• Planet

• Star

Tags

112.20.b.8.A

From the Earth, the sun appears to be brigher than all of the other stars. Why does the sun appear brighter than all other stars in the universe?

• The sun is the star that has the highest temperature

• The sun is the largest star in the universe

• The sun is the star that is closest to the Earth

• The sun is the only yellow star in the universe

Tags

112.20.b.8.A