Understanding Cosmic Distances

How does the distance from New York to Los Angeles compare to cosmic distances?

• It is similar to the distance to the Moon.

• It is larger than most cosmic distances.

• It is insignificant compared to cosmic distances.

• It is the same as the distance to the Sun.

If the Earth is represented by a basketball, what object represents the Moon?

• A soccer ball

• A golf ball

• A tennis ball

• A baseball

In the basketball analogy, how far would Neptune be from the Earth?

• 7 meters

• 3 kilometers

• 80 kilometers

• 450 kilometers

What is an astronomical unit (AU) based on?

• The distance from Earth to the Moon

• The distance from Earth to the Sun

• The distance from Earth to Mars

• The distance from Earth to Proxima Centauri

How many astronomical units is Saturn from the Sun?

• 1 AU

• 20 AU

• 5 AU

• 9.5 AU

What is a light-year?

• The time it takes for light to travel across the Milky Way

• The time it takes for light to travel from the Sun to Earth

• The distance light travels in one year

• The distance from Earth to the nearest star

How far is Proxima Centauri from Earth in light-years?

• 10 light-years

• 100 light-years

• 4.2 light-years

• 1.3 light-years

What is the approximate width of the Milky Way galaxy?

• 100,000 light-years

• 50,000 light-years

• 10,000 light-years

• 1,000,000 light-years

How far away is the Virgo Cluster from Earth?

• 65 million light-years

• 10 million light-years

• 100 million light-years

• 500 million light-years

What is the significance of returning to Earth in the context of cosmic distances?

• It highlights that Earth is the only planet with life.

• It proves that Earth is the largest planet.

• It emphasizes the vastness of the universe compared to our home.

• It shows that Earth is the center of the universe.