Mars Quiz

1. What did the ancient Romans think the planet Mars represented?

• a) Peace and love
• b) Blood and war
• c) Joy and happiness
• d) Wisdom and knowledge

2. How many years ago did Mars form?

• a) 1 billion years ago
• b) 4.5 billion years ago
• c) 2 billion years ago
• d) 500 million years ago

3. What gives Mars its reddish color?

• a) The red sand on its surface
• b) Iron minerals reacting with oxygen
• c) The red light from the sun
• d) The red rocks on its surface

4. What does Mars have that shows there was once liquid water on its surface?

• a) Large mountains
• b) Lake beds and river valleys
• c) Big craters
• d) Many moons

5. Why do some scientists believe life may have existed on Mars?

• a) Because it is very cold
• b) Because it is very dry
• c) Because of the presence of water
• d) Because it is very small