Pluto Dwarfs Planet

What term does Uranus use to describe Pluto?

• A small planet

• A dwarf planet

• A minor planet

• A rock planet

What is the primary reason Pluto is no longer classified as a planet?

• It is too far away from the Sun.

• It is a dwarf planet and does not meet all the criteria for a full-sized planet.

• It does not have enough moons.

• It is made of rock and ice, unlike other planets.

Which of the following characteristics does Pluto claim to have, but is told it's not enough to be classified as a planet?

• Being round

• Being the windiest

• Being made of gas

• Being close to the Sun

According to Neptune, what is a requirement for a celestial body to be considered a planet?

• It must be the windiest body in the solar system.

• It must have sufficient mass for its self-gravity to overcome rigid body forces and assume a hydrostatic equilibrium shape.

• It must have a heart.

• It must be made entirely of gas.

Which of the following characteristics does Pluto share with the eight major planets in our solar system?

• It is large enough to clear its orbit.

• It is made entirely of ice.

• It orbits the Sun.

• It has no moons.

In what year was Pluto reclassified as a dwarf planet?

• 2000

• 2006

• 2010

• 2015

What is Pluto currently classified as?

• A moon

• A planet

• A dwarf planet

• An asteroid

Besides being round and orbiting a star, what is the third condition for a celestial body to be classified as a planet?

• It must have at least one moon.

• It must be made primarily of rock.

• It must be large enough to clear its orbit of other bodies.

• It must be visible from Earth without a telescope.

Was Pluto allowed to be in the Planet Parade?

• Yes

• No

Do you agree with Earth for including Pluto in the Parade?

• No

• Yes