Messages to Extraterrestrials

What was the primary purpose of attaching a message to the Pioneer 10 and 11 probes?

• To communicate with Earth from deep space.

• To provide navigation instructions for the probes.

• To explain human civilization to potential extraterrestrial life.

• To record scientific data about the asteroid belt.

What universal language did Frank Drake and Carl Sagan use to design the messages on the Pioneer plaques?

• Mathematics

• Art

• Science

• Music

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What types of content were included on the Voyager Golden Record to represent life on Earth?

• Only music and natural sounds.

• Only greetings in various languages.

• Greetings in 55 languages, 90 minutes of music and natural sounds, and 116 images.

• Only images of human life and landscapes.

How was the Arecibo message encoded for transmission?

• As a series of light pulses.

• As two different radio frequencies.

• As a complex musical composition.

• As a series of binary ones and zeroes.

To which celestial body was the Arecibo message transmitted?

• The Andromeda Galaxy.

• The Messier 13 globular cluster.

• A nearby exoplanet.

• The center of the Milky Way.