i think that the size of mars and earth are similar
There's actually low characteristics in common. You might be able to call the opposites :s
They are planets.
OLIVINE
OLIVINE
They are all planets.
Earth and Mars
they are all soild masses and mecury, venus, earth, mars
Earth and mars are totally different. Earth is green and blue. Mars is red & brown. WE live on earth and martitans live on Mars. Mars is not cool but earth is. Earth has living things mars doesnt.!!!!
Smaller, Mars is about half the size of Earth
Mars does not orbit the Earth. Mars orbits the Sun, as does the Earth.
earth is 1 planet away from mars
Here are some major differences:Mars has two moons (Phobos and Deimos) while Earth has one (the Moon).Earth has an atmosphere breathable by humans; Mars does not. (The atmosphere on Mars is almost all carbon dioxide.)Earth has higher gravity than Mars.The deepest canyon on Mars (Valles Marineris) is 4 times as deep and ten times as long as the deepest canyon on Earth (Grand Canyon).Mars has a year of 687 Earth-days.The surface temperature of Mars is much, much colder. Earth is about 57 degrees (F) compared to -87 degrees (F) on Mars.
no mars is not saver then earth