The document summarizes key facts about Mars in several sections. It notes that Mars is approximately half the size of Earth, with a red surface covered in dust and rocks. The planet has a thin atmosphere composed primarily of carbon dioxide. While there is currently no life on Mars due to low oxygen levels, robots have been sent to explore the surface and investigate the possibility of future human colonization.

1. Made by: Antoaneta Gelevska Marija Magdalena Lazoska Andrea Markoska Mars

2. Contents Physical characteristics Surface Atmosphere and climate Robots on Mars Life on Mars

3. Physical characteristics It’s located at a distance of 227,9 million kilometers from the Sun It’s got a red colour for which it got its name It’s half the Earth’s size It’s gravity is one third of the Earth’s

4. Surface Mars’ surface is covered in dust and rocks and there’s no water There are a lot of volcanoes on Mars the highest volcano is Olympus Mont high over 25 km There’s a huge canyon on Mars, Val Marineris, as long as the USA

5. Atmosphere and climate Mars’ atmosphere is quite thin and contains: carbon dioxide 95.32% nitrogen 2.7% argon 1.6% oxygen 0,13% carbon monoxide 0,08% The temperature varies between -87 ◦ C and -5 ◦ C

6. Robots on Mars Robots which were sent to Mars were called rovers and had: six wheels cameras for eyes Some robots who were on Mars are: MER-A Spirit MER-B Opportunity

7. Life on Mars There is no life on Mars because there’s only very little oxygen In a few centuries maybe people could live on Mars if: the amount of oxygen increases there’s water If the gravity way like the Earth’s