Astronomy Review

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

Which category is our Sun located in?

• White Dwarfs
• Supergiants
• Main Sequence
• Giants

Which theory describes how the universe began?

• Big Bang Theory

• Big Crunch Theory

• Raisin Bread Theory

• Kaboom Theory

The Big BangTheory compares the universe to baking bread. They are similar because ...

• the bread expands like our universe

• the heat makes the bread dry like the universe is drying out

• the heat makes the bread rise like the heat creates mountains

Which of the following statements are true about the Big Bang Theory? (select all that apply)

• The most commonly accepted theory about the formation of the universe.

• The primordial atom (singularity) was the original collection of all matter that makes up the universe today.

• 100 million years after the Big Bang, enough gas and dust collected together to form the first stars.

• All of the above

The only force acting on the nebulae is ________.

• thermal
• singular
• gravity
• microscopic

A star is born when ________________ begins to happen.

• nuclear fusion
• nuclear abrasion
• crying
• nuclear fission

The core of a Red Giant collapses and becomes a ___________________.

• White Dwarf
• Blue Supergiant
• Red Supergiant
• Black Hole

After a supernova, the core can collapse into a neutron star, or if massive enough even a ___________.

• Black Hole
• White Dwarf
• Brown Dwarf
• Black Dwarf