Earth 101 Quiz

What is the only planet known to maintain life?

• Jupiter

• Earth

• Venus

• Mars

How old is the Earth approximately?

• 1 billion years

• 2 billion years

• 4.5 billion years

• 6 billion years

What is the main topic of the video?

• Saturn's rings

• Earth's ecosystem

• Mars exploration

• Jupiter's moons

What is the color of Earth as seen from space?

• Red

• Green

• Blue

• Yellow

What is the video 'Earth 101' about?

• The solar system

• The origins of Earth

• The universe

• The Milky Way

What is the unique feature of Earth mentioned in the text?

• It has life

• It has rings

• It is the hottest planet

• It is the largest planet

Which planet is the third planet from the sun?

• Mercury

• Venus

• Earth

• Mars

Which layer of the earth is closest to us?

• Mantle

• Crust

• Outer Core

• Inner Core

How old to scientists think the Earth’s water is?

• Very recent

• As old as the rocks

• It’s always been there

• No one knows