What is a black hole?

What is a black hole?

• A black hole is just a big giant hole in the universe that has such a strong gravity that nothing can escape it.

• A black hole is a giant hole in the universe caused by the Sun flinging showers of radiation and powerful magnetic fields outward through our Solar System.

• A black hole is actually not a hole, it's opposite of empty. It has the most matter stuffed into the least space of any objects in the universe where gravity has become so strong that nothing around it can escape, not even light.

• A black hole is just a theory and has not been discovered.

What is the fastest known thing in the universe?

• Falling stars

• Black hole

• Meteor shower

• Light

A rocket has to travel 25,000 mph to get to outer space from Earth. This is know as what kind of speed?

• Outer speed

• Travel speed

• Rocket speed

• Escape speed

The Juno Spacecraft sent back the clearest close-up images of the most colorful, swirling clouds of which planet?

• Saturn

• Jupiter

• Mars

• Mercury

What is a whirlpool galaxy?

• A cluster of stars floating around in no particular pattern

• A small floating group of stars, 'spiral' shape

• A huge floating group of stars, 'spiral' shape

• A huge floating group of stars, 'circular' shape

This galaxy looks like a hat.

• Top hat galaxy

• Fedora galaxy

• Beanie galaxy

• Sombrero galaxy

Mars has two moons shaped like this object.

• Tomatoes

• Avocados

• Rocks

• Potatoes

A colorful cloud of gas is called what?

• Nebula

• Cosmic dust

• Interstellar cloud

• Milky Way

If you suddenly were near a black hole, would you be able to escape?

• Yes, the 'escape speed' of my rocket would get me out of there on time

• No, my rocket would not have enough 'escape speed' as the gravity is too strong

• No, my rocket would burn up before I could get any chance to escape

• Yes, the 'escape speed' of my rocket is stronger than the gravity pull from a black hole.