Galactic Collision and Cosmic Dynamics Quiz

What was the initial belief about the future interaction between the Milky Way and Andromeda galaxies?

• They would merge peacefully.

• They were on a collision course.

• They would drift apart.

• They would form a new galaxy immediately.

What new data source contributed to the revised prediction about the Milky Way and Andromeda's interaction?

• The Spitzer Space Telescope

• The James Webb Space Telescope

• The Chandra X-ray Observatory

• NASA's Hubble Space Telescope and ESA's Gaia mission

What is the revised probability of a collision between the Milky Way and Andromeda within the next 10 billion years?

• 10%

• 25%

• 75%

• 50%

Which smaller galaxies influence the gravitational dynamics between the Milky Way and Andromeda?

• The Large Magellanic Cloud and M33

• The Whirlpool Galaxy and M51

• The Triangulum Galaxy and M81

• The Small Magellanic Cloud and M32

What is a significant future event for Earth unrelated to the Milky Way-Andromeda interaction?

• Earth will freeze over completely.

• Earth will be engulfed by a black hole.

• Earth will collide with Mars.

• Earth will become uninhabitable due to the sun's heat.