The Fermi Paradox

What does Cassiopeia A emit that can be listened to?

• Sound waves

• Gravitational waves

• Radio signals

• Light waves

Who considered the universe to be the result of the jolting of atoms?

• Plato

• Epicurus

• Aristotle

• Socrates

Which NASA mission has searched for signs of life on Mars?

• Curiosity Rover

• Pioneer

• Hubble Space Telescope

• Voyager

What is the term for planets orbiting other stars?

• Asteroids

• Exoplanets

• Comets

• Moons

What does NASA explore for beyond microbial life?

• Atmospheric gases

• Life advanced enough to create technology

• Mineral deposits

• Water sources

How long after Earth's formation did life appear, according to fossil evidence?

• About 600 million years

• About 3.8 billion years

• About 200 million years

• About 1 billion years

Tags

NGSS.HS-LS4-5

Who proposed a probabilistic argument to estimate the number of communicative extraterrestrial civilizations?

• Carl Sagan

• Frank Drake

• Stephen Hawking

• Neil deGrasse Tyson

What is a common feature in many different species on Earth?

• Intelligence

• Locomotion

• Photosynthesis

• Bioluminescence

Tags

NGSS.MS-LS1-6

What paradox addresses the contradiction between the lack of extraterrestrial evidence and high probability of their existence?

• The Drake Paradox

• The Sagan Paradox

• The Fermi Paradox

• The Hawking Paradox

What concept suggests a step in evolution that reduces the number of potential intelligent civilizations?

• The Great Filter

• The Drake Equation

• The Big Bang

• Natural Selection