1. At the beginning of the video, what does the professor say about interstellar flights?
We might not achieve them in our lifetime
We cannot achieve them in our lifetime
We are not going to achieve them in our lifetime

2. Which name is mentioned in the video?
Clement Ader
the Wright brothers
Leonardo da Vinci

3. How long did it take for airplanes to start flying after they were invented in theory?
4,000 years
400 years
300 years

4. A wormhole is described as:
A portal through time
A portal which connects two distant parts of space
A thin tube which connects two distant parts of space

5. If you went in a wormhole, you would ... somewhere else in the universe.
pop out
burst in
come up

6. Which physicist said that space and time are curved and flexible?
Albert Einstein
Richard Feynman
Wolfgang Pauli

7. In essence, wormholes would:
get across the galaxy very quickly
make you go faster than the speed of light
provide a shortcut through space