Solar System video and questions

What comprises more than 98% of the mass of the entire solar system?

• The Sun

• Mars

• Jupiter

• Neptune

Who proposed a Sun-centered model of the solar system in 1543?

• Nicolaus Copernicus

• Tycho Brahe

• Johannes Kepler

• Aristarchus of Samos

What did Johannes Kepler realize about the planets' orbits around the Sun?

• They move in circles

• They move in ellipses

• They move in straight lines

• They move in spirals

Tags

NGSS.HS-ESS1-4

What is the term 'solar' derived from?

• Sun

• Mars

• Moon

• Jupiter

Tags

NGSS.HS-ESS1-1

What is the main reason for the flatness of the solar system?

• The strong gravity of the Sun

• The rotation of the Earth

• The influence of Jupiter's gravity

• The random motion of the planets

What type of planets are the inner planets - Mercury, Venus, Earth, and Mars?

• Gas giants

• Icy

• Rocky

• Dwarf planets

What is the name of the collection of rocky ice balls beyond the orbit of Neptune?

• Oort Cloud

• Kuiper Belt Objects

• Asteroid Belt

• Protoplanetary Disk

What caused the solar system to form from a collapsing cloud?

• A nearby exploding star

• A shockwave from the Sun

• A collision with another cloud

• A sudden increase in internal heat

What did the collapsing cloud flatten into as it formed the solar system?

• A cube

• A sphere

• A disk

• A pyramid

What is the main component of the human body and everything on Earth, according to the text?

• Carbon

• Hydrogen

• Star stuff

• Oxygen