Astrophysics

The point of no return near a black hole past which not even light can escape is the...

• singularity
• event horizon
• jet

• accretion disk

Where does all the mass that created a black hole go? 

• event horizon
• accretion disk

• singularity

• jets

What is at the center of most (maybe all) galaxies?

• Stellar mass black hole
• Supermassive black hole
• Neutron star

• Nothing

What does LIGO detect?

• Visible Light

• X-rays

• Radio Waves

• Gravitational Waves

How fast do gravitational waves travel?  

• instantaneously

• faster than the speed of light

• slower than the speed of light
• at the speed of light

If the Sun suddenly disappeared how long would it take to affect Earth's orbit?

• instantaneously
• 8 minutes
• it never would

Tags

NGSS.HS-PS2-4

NGSS.HS-ESS1-4

What would happen to Earth's orbit if the Sun collapsed to a black hole?

• it would get sucked into it
• it would get flung out of its orbit
• nothing
• it would explode

Tags

NGSS.HS-PS2-4

NGSS.HS-ESS1-4

is it possible for light to orbit a black hole?

• Yes
• No

Tags

NGSS.HS-PS4-3

Massive stars that are not quite large enough to turn into a black hole will turn into what when they collapse?

• white dwarf
• neutron star
• supergiant

• black dwarf

If the sun were a black hole, would the Earth get sucked into it?  

• Yes
• No

Tags

NGSS.HS-PS2-4