15 Questions
Which planet is closest to the sun?
Mercury
How many confirmed moons does Jupiter have according to NASA?
53
What are celestial bodies that are made up of metal, rock, or a combination of the two, and orbit the sun?
Asteroids
What is the term used for a meteoroid that survives the atmosphere and hits the ground?
Meteorite
Which type of planets do not have a solid surface and are comprised primarily of gases?
Jovian planets
Which planet is thought to have no moons?
Venus
What is the mnemonic device for remembering the correct order of the planets?
My Very Educated Mother Just Served Us Nachos
What are celestial bodies that float through space and are detailed later in this lesson?
Meteoroids
What is a key criterion for a celestial body to be designated as a planet?
It must orbit the sun and have a spherical shape due to gravity.
What led to the controversy surrounding the number of planets in the solar system in 2006?
The reclassification of Pluto from a planet to a dwarf planet.
What celestial bodies are part of Earth's solar system?
Moons, asteroids, comets, and meteoroids.
What caused the controversy surrounding the number of planets in the solar system?
The reclassification of Pluto from a planet to a dwarf planet.
What is the primary reason for the evolving definition of a planet?
Scientists' increasing understanding of the solar system, galaxy, and universe.
What distinguishes a celestial body as a planet in terms of its orbit?
Having a clear orbit around the sun and being larger than most celestial bodies in its orbital path.
What is the defining characteristic of a celestial body to be considered a planet?
Having a clear orbit around the sun and a significant gravitational pull shaping it into a sphere.
Test your knowledge about the Solar System with this quiz! Explore the planets, moons, asteroids, comets, and more celestial bodies that make up Earth's solar system. Learn about the unique features and characteristics of each celestial body and discover fascinating facts about solar systems across the galaxy.
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