Astronomy Final Exam Part 2

When Our Sun Dies It Will Make a Black Hole

• True
• False

Which of the following images depicts a black hole?

• 
• 
• 

Supermassive black holes are so powerful they can bend, warp and shatter time

• True
• False

All of the matter that enters a black hole can be found at a single point called the ______________________

• point of no return
• singularity
• pinpoint
• the tail

The more mass an object has, the more _____ it has.

• gravity

• circumference

• volume

• atmosphere

How is a black hole formed?

• By a planet explosion

• When a comet enters a space region

• When a star expands and brightens

• When a massive star collapses under its own gravity, creating a region from which nothing can escape.

What is the event horizon of a black hole?

• The boundary beyond which nothing can escape its gravitational pull, not even light.

• The point where it starts emitting light

• The region where gravity is weaker than outside

• The area where time stops

What are some parts of a normal black hole? (select all that apply)

• Singularity

• Ringularity

• Event horizon

• Being diagnosed with dead

• Amazon

A planet outside of our solar system that orbits a star is officially called ___

• an alien planet
• an exoplanet
• a martian planet
• a distant planet

Giant gaseous exoplanets that orbit very close to their parent star are called ___

• "hot Jupiters"
• "quick Saturns"
• "short period Saturns"
• "high rate Jupiters"