What's the size of the universe? CuriosaMente EN #4

The video explores human curiosity about the universe, starting from ancient perceptions to modern understandings. It discusses Archimedes' early attempts to measure the universe and the vast distances within it, such as the size of Earth, the solar system, and the Milky Way. The video further explains the structure of the universe, including local groups and superclusters, and the concept of the visible universe. It concludes with a reflection on the universe's potential infinity and how it puts human problems into perspective.

What was Archimedes' approach to measuring the universe?

• He used a telescope to observe distant stars.

• He calculated the number of grains of sand in the cosmos.

• He traveled to different planets to measure distances.

• He used a compass to draw the universe.

What is the diameter of the Earth?

• 1 quintillion kilometers

• 4500 million kilometers

• 150,000 light years

• 12,000 kilometers

Which telescope helped discover other galaxies in the 90s?

• Kepler Telescope

• Spitzer Telescope

• Hubble Telescope

• James Webb Telescope

What is the diameter of the Virgo Supercluster?

• 1 billion light years

• 200 million light years

• 10 million light years

• 93 billion light years

What is the smallest known measure in the universe?

• A subatomic particle

• Planck length

• An atom

• A protozoa