Exploring the Solar System

How far is the moon from Earth?

• 1,000,000 km

• 385,000 km

• 150,000 km

• 500,000 km

What is the diameter of the grapefruit sun in the scale model?

• 100 mm

• 150 mm

• 1.39 million km

• 110 mm

Which planet is represented by a 1 mm blue dot in the scale model?

• Earth

• Mercury

• Venus

• Mars

How far is Jupiter from the grapefruit sun in the scale model?

• 226 meters

• 350 meters

• 61 meters

• 112 meters

What is the approximate width of Saturn in the scale model?

• The width of a dollar bill

• The height of a Lego brick

• The width of a human hair

• The size of a grain of salt

What is the temperature on Uranus?

• -200 degrees Celsius

• -224 degrees Celsius

• -100 degrees Celsius

• -150 degrees Celsius

How was Neptune discovered?

• By ancient astronomers

• By a spacecraft flyby

• By direct observation through a telescope

• By its gravitational effect on a neighboring planet

What is the Kuiper Belt primarily composed of?

• Liquid water

• Gaseous clouds

• Frozen remnants of the early solar system

• Metallic asteroids

For how many years is Pluto closer to the sun than Neptune?

• 20 years

• 10 years

• 100 years

• 50 years

How far is Voyager from the sun?

• 30 billion kilometers

• 25 billion kilometers

• 10 billion kilometers

• 18.5 billion kilometers