Solar System Facts and Concepts

The video tutorial provides an overview of our solar system, detailing the eight planets that orbit the Sun, starting with Mercury and ending with Neptune. It explains the reclassification of Pluto as a dwarf planet and mentions other known dwarf planets. The Sun is central to the solar system, with Earth taking 12 months to orbit it. Earth's moon, sometimes called Luna, orbits Earth in less than 28 days.

Which planet is closest to the Sun?

• Venus

• Earth

• Mars

• Mercury

How many planets are there in our solar system?

• Ten

• Seven

• Nine

• Eight

Why is Pluto no longer considered a planet?

• It is too far from the Sun

• It is too small

• It does not orbit the Sun

• It has no moons

How many known dwarf planets are there in our solar system?

• One

• Two

• Three

• Five

How long does it take for the Moon to orbit the Earth?

• 12 months

• 28 days

• 7 days

• 365 days