Solar System Basics

How many planets are there in our solar system?

• 6

• 7

• 8

• 9

Tags

NGSS.MS-ESS1-3

How did the Solar System begin?

• As a different galaxy

• As a nebula

• As a black hole

• As a quasar

Tags

NGSS.HS-ESS1-6

Why do all of the planets orbit in the same direction around the sun?

• It is a law of nature

• That's the direction the nebula was spinning

• The ones spinning in the opposite direction were destroyed in collisions

• They aren't

Which of the following is NOT a rocky planet?

• Mercury

• Venus

• Earth

• Jupiter

Which two planets are ice giants?

• Jupiter

• Saturn

• Uranus

• Neptune

How many stars are in our solar system?

• just 1

• About 3,000

• Trillions

• No one knows

How far is 1 astronomical unit (AU)?

• The same as a light year

• The distance Earth travels around the sun

• The average distance between the Earth and the sun

• The distance from the sun to the edge of the Solar System

How are dwarf planets different from planets?

• Their orbits are elliptical

• They don't have enough mass to clear their orbits

• They have more ice

• They are farther away

How are the orbits of comets different from the orbits of planets?

• They are more circular

• They are bigger

• They are more elliptical

• They are asymmetrical

Which of the following is farthest from the sun?

• The Oort Cloud

• The Kuiper Belt

• The Asteroid Belt

• Pluto

Tags

NGSS.MS-ESS1-3