Kuiper Belt and Oort Cloud Quiz

Who proposed the existence of the Oort Cloud?

• Jan Oort

• Gerard Kuiper

• Kenneth Edgeworth

• David Jewitt

What is the estimated distance range of the Oort Cloud from the Sun?

• 100,000 to 200,000 AU

• 50,000 to 100,000 AU

• 10,000 to 50,000 AU

• 5,000 to 10,000 AU

Tags

NGSS.MS-ESS1-3

What can disturb the orbit of an object in the outer region of the Oort Cloud?

• All of the above

• Tidal interactions with the Milky Way's disc

• Passing stars

• Giant molecular clouds

Tags

NGSS.HS-ESS1-4

NGSS.HS-PS2-4

Where are short-period comets presumed to come from?

• Oort Cloud

• Kuiper Belt

• Neptune's orbit

• Saturn's orbit

What is the estimated population of icy bodies in the Kuiper Belt?

• Thousands

• Millions

• Billions

• Trillions

Tags

NGSS.HS-ESS1-4

When was the first Kuiper Belt object discovered?

• 1950

• 1992

• 2004

• 2005

What is the shape of Haumea, a KBO?

• Disc-shaped

• American football

• Spherical

• Cylindrical

What is the orbital period of Sedna?

• 1,000 years

• 500 years

• 10,000 years

• 100 years

Tags

NGSS.HS-ESS1-4

Which KBO is larger than Pluto?

• Haumea

• Eris

• Quaoar

• Makemake

Tags

NGSS.MS-ESS1-3

What classification was given to Pluto, Eris, and Ceres by the International Astronomical Union?

• Terrestrial planets

• Asteroids

• Dwarf planets

• Gas giants