Mars
The planet i have chosen Mars
Mars is the second smallest planet in the Solar System.
Mars is the fourth planet from the sun and mars is about 53 percent the size of Earth
This is a picture of mars moons easyscienceforkids.com
Mars name was after the god of war because it was a red planet Roman myth, Mars rode on a chariot pulled by two horses named Phobos and Deimos (meaning fear and panic).
It was discovered by Nicolaus Copernicus
Mars takes 686,971 earth days to orbit the sun. One martian year is equae to 1.88 Earth years.
Mars atmospheric composition is 95% carbon dioxide and 3% nitrogen. The atmospheric is 100 time thinner than earths.
Mars has a dusty surface. Its crust is vocanic basalt rock. Its core is a molten liquid iron like earths
Mars has four seasons just like earth but the year is longer.
Phobos prbits mars 3 time a day and has no atmosphere Deimos 4.5 billion year old they are thought to both be asteroids.
www.teachertube.com Listening lesson for upper intermediate stude

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