How Big is the Solar System?

The video explores the vastness of the solar system using a grapefruit as a scale model for the sun. It describes the distances and sizes of planets from Mercury to Pluto, highlighting the challenges of comprehending such vast distances. The video also discusses the Voyager spacecraft's journey, emphasizing human achievement in space exploration.

What was the purpose of Austin's moon towers?

• To provide a place for social gatherings

• To recreate moonlight for the city

• To serve as a historical monument

• To act as a communication tower

In the scale model, how far is Earth from the grapefruit sun?

• 4.5 meters

• 18 meters

• 11.6 meters

• 8.5 meters

What is the size of Jupiter in the scale model?

• The width of a dollar bill

• The height of a Lego brick

• Just bigger than a centimeter

• The size of a human egg cell

Which planet is known as the first of the ice giants?

• Jupiter

• Neptune

• Saturn

• Uranus

What is unique about Pluto's orbit compared to other planets?

• It is perfectly circular

• It is tilted and elliptical

• It is the closest to the sun

• It is the largest orbit

What is the Kuiper Belt primarily composed of?

• Liquid water

• Metallic asteroids

• Frozen remnants of the early solar system

• Gaseous clouds

How far is the Voyager spacecraft from the sun?

• 18.5 billion kilometers

• 4.5 billion kilometers

• 18.5 million kilometers

• 1.4 billion kilometers