Quiz on Gravity and Newton

Who discovered that the Earth revolves around the sun?

• Galileo Galilei

• Albert Einstein

• Isaac Newton

• Nicolaus Copernicus

What did Isaac Newton observe falling from a tree?

• A pear

• An orange

• An apple

• A banana

What force did Newton name that pulls objects towards the ground?

• Friction

• Magnetism

• Gravity

• Inertia

According to Newton's laws, what orbits larger objects?

• Equal-sized objects

• Larger objects

• Smaller objects

• No objects

What did Newton's discovery about gravity help explain?

• Why things fall

• Why apples float

• Why the sun shines

• Why stars twinkle

In what year did Newton publish his theories?

• 1650

• 1687

• 1705

• 1727

What title was given to Newton by Queen Anne?

• Lord

• Professor

• Sir

• Doctor

What is the name of Newton's famous book?

• Principia Mathematica

• The Gravity Theory

• Natural Philosophy

• Laws of Motion

What did Newton realize about the Moon?

• It is a star

• It revolves around the Earth

• It has no gravity

• It is made of cheese

What year did Newton die?

• 1650

• 1705

• 1727

• 1687