Dwarf Planets and Their Characteristics

The video from MooMooMath and Science discusses the classification and characteristics of dwarf planets as defined by the International Astronomical Union (IAU). It highlights the five recognized dwarf planets: Ceres, Pluto, Makimaki, Haumea, and Eris, explaining their locations, sizes, and unique features. The video also differentiates between dwarf planets and regular planets based on IAU criteria, focusing on their inability to clear their orbital neighborhoods. Specific details about each dwarf planet, such as their distance from the sun and number of moons, are provided. The video concludes with a call to subscribe for more educational content.

Which organization is responsible for classifying dwarf planets?

• SpaceX

• International Astronomical Union (IAU)

• NASA

• European Space Agency (ESA)

Which of the following is NOT classified as a dwarf planet?

• Makimaki

• Pluto

• Mars

• Ceres

Where are most dwarf planets located in the solar system?

• Between Mars and Jupiter

• In the Kuiper Belt beyond Neptune

• In the Oort Cloud

• Orbiting close to the Sun

What is one key difference between a dwarf planet and a regular planet?

• Dwarf planets do not orbit the Sun

• Dwarf planets do not have moons

• Dwarf planets have not cleared their orbital neighborhood

• Dwarf planets are not spherical

Which dwarf planet is located in the main asteroid belt?

• Pluto

• Haumea

• Makimaki

• Ceres

How many moons does Pluto have?

• Five

• Three

• One

• None

Which dwarf planet has a distinctive egg shape due to its rapid rotation?

• Ceres

• Haumea

• Eris

• Makimaki

Which dwarf planet is the most massive?

• Haumea

• Pluto

• Ceres

• Eris

How far is Pluto from the Sun in astronomical units (AU)?

• 2.8 AU

• 50 AU

• 39 AU

• 10 AU

When was Eris reclassified as a dwarf planet by the IAU?

• 2003

• 2006

• 2010

• 2000