Solar System - Grade 7

What is the name of the closest planet to the sun?

• Earth

• Venus

• Mercury

• Jupiter

• Mars

Who is known as the father of modern astronomy and formulated the heliocentric theory?

• Nicolaus Copernicus

• Galileo Galilei

• William Harschel

• Urbain Le Verrier

• Percival Lowell

Who was the first person to see the planet Saturn through a telescope and discovered four large moons of Jupiter?

• Percival Lowell

• Nicolaus Copernicus

• Urbain Le Verrier

• Galileo Galilei

• William Herschel

Which planet has the most extreme weather conditions in the solar system?

• Neptune

• Uranus

• Jupiter

• Merkurius

• Venus

Which planet has a longer day than year?

• Mercury

• Mars

• Venus

• Saturn

• Jupiter

What is the name of the English scientist who discovered Uranus in 1781?

• William Herschel

• Urbain Le Verrier

• John Couch Adams

• Percival Lowell

• Galileo Galilei

Who was the ancient Greek philosopher who believed that the Earth was the center of the universe and that all other celestial bodies orbited it?

• Plato

• Aristotle

• Ptolemy

• Hipparchus

• Euclid

Which planet is often referred to as the "Red Planet" due to its reddish appearance caused by iron oxide or rust on its surface?

• Venus

• Earth

• Saturn

• Jupiter

• Mars

Who was the Italian astronomer and mathematician who discovered the four largest moons of Jupiter?

• Tycho Brahe

• Galileo Galilei

• Nicolaus Copernicus

• Johannes Kepler

• William Herschel

Who was the first to discover Uranus and name it Georgium Sidus?

• William Herschel

• Galileo Galilei

• Johannes Kepler

• Tycho Brahe

• Isaac Newton