Components of the Universe

Which is the biggest type of star?

• Supergiant

• Red Giant

• White Dwarf

• Blue Giant

Tags

8.7C

How does the sun produce energy?

• Burning Coal

• With an electric heater

• Nuclear Fusion

• Solar Flares

Tags

8.7B

Which sort of star is the Sun?

• White Dwarf

• Supergiant

• Main Sequence

• Red Giant

Tags

8.7B

What is the name of our home galaxy?

• The Solar System

• The Milky Way

• The Andromeda Galaxy

• The Big Bang

Tags

8.7A

What color star is the hottest?

• Red

• Blue

• Yellow

• White

Tags

8.7C

What is a nebula?

• A cloud of dust and gas

• A black hole

• A star

• A planet

Tags

8.7A

The Milky Way galaxy is described as a disk of stars orbiting a central point on the disk. Which of these best explains why people on Earth cannot see the entire shape of the Milky Way?

• Earth is a part of this galaxy
• Many more stars exist outside the galaxy
• The stars in the center of the galaxy are extremely small.
• The center of the galaxy consists of a dense cluster of stars.

Use the Hertzsprung Russell Diagram to answer the following question. How do the characteristics of Vega and Betelgeuse compare?

• Vega is cooler and less bright than Betelgeuse.

• Vega is hotter and brighter than Betelgeuse.

• Vega is cooler and brighter than Betelgeuse.

• Vega is hotter and less bright than Betelgeuse.

Tags

NGSS.HS-ESS1-3

There are four groups of stars on the HR Diagram. About 90% of all stars are in the ________.

• Supergiants

• Giants

• White dwarfs

• Main sequence

How can you rearrange the words to match the diagram correctly in terms of sizes in space?

• Solar systems in the largest circle, then galaxies, followed by the universe in the smallest circle.

• Universe in the largest circle, then galaxies, followed by the solar systems in the smallest circle.

• Galaxies in the largest circle, then universe, followed by the solar systems in the smallest circle.

• The diagram is already correct.