Black Holes

What is NOT a characteristic of a black hole?

• It pulls in nearby dust and stars.

• It is a hole you can fall into.

• It is a place in space.

• It has a powerful pull.

What is the strongest pull in the universe?

• The pull of the Sun

• The pull of a black hole

• The pull of the Moon

• The pull of a giant rocket engine

What does a black hole pull in?

• Nearby comets

• Nearby asteroids and stars

• Nearby planets

• Nearby galaxies

What is the source of a black hole's super pull?

• Dark energy

• Electricity

• Gravity

• Magnetic force

Who proposed the idea that objects fall to the ground because Earth pulls on them?

• Albert Einstein

• Galileo Galilei

• Isaac Newton

• Nicolaus Copernicus

What is at the center of a black hole?

• A galaxy

• A planet

• A star

• A singularity

What marks the boundary of a black hole's extreme gravity zone?

• The solar system

• The galaxy's edge

• The singularity

• The event horizon

What happens to light when it enters a black hole?

• It speeds up

• It turns into energy

• It escapes out

• It cannot escape

What is the beginning of a black hole often the end of?

• A galaxy

• A planet

• A star

• A comet

What phenomenon stretches a person into a long, skinny shape near a black hole?

• Magnification

• Spaghettification

• Compression

• Gravitational lensing