Some people consider the Earth to be alive because of its dynamic processes or cycles. Biogeochemical cycle is the turnover of different substances in the Earth and occur in different parts of the Earth like in the biosphere, lithosphere, atmosphere and hyrdosphere. Biogeochemical cycles help keep the Earth warm, recycle essential materials and is vital (or are needed) to living things.
Is this a like a true or false question or what?
1. Mars has a thin athmosphere
2. Its red colour is dues to a big number of iron oxide
3. It has two moons
4. Olympus Mons, a volcano on Mars is also the largest volcano in the solar system
5. Mars is visible from Earth with a naked eye
6. It has around half the diameter of earth
7. Mars is less dense than Earth
A broad, marshy, triangular area of land formed by silt deposits at the mouth of a river.
I took notes about this a long time ago