Three Things About Earth That Allow It To Support Life

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What Makes Earth So Perfect for Life? Live Science

    https://www.livescience.com/31788-why-earth-perfect-for-life.html
    Without energy, virtually nothing would happen. The most obvious source of energy is a planet or moon's host star, as is the case on Earth, where sunlight drives photosynthesis in plants. The nutrients created by photosynthesis in turn are what the bulk of life on Earth directly or indirectly relies on for fuel.

Three Ways That the Atmosphere Helps Living Things Survive ...

    https://sciencing.com/three-living-things-survive-earth-8632405.html
    Apr 23, 2018 · Without an atmosphere, the Earth would be a rocky planet with no oceans, clouds or life. The mix of gases and conditions in the Earth's atmosphere make life possible. Plants and animals need the gases in the air to survive, and the protection the atmosphere provides helps sustain life as well.

What are the major life-supporting factors on Earth? eNotes

    https://www.enotes.com/homework-help/what-major-life-supporting-factors-earth-370986
    First, of all the planets around the Sun, the Earth has, through the laws of physics, maintained an atmosphere . This atmosphere serves two specific purposes in sustaining life. First, it protects living things on the surface from such forces as radiation and space debris (meteors, asteroids, etc.). Without it,...

15 “Goldilocks" Factors That Allow Life on Earth to Exist

    https://learnastronomyhq.com/articles/15-goldilocks-factors-that-allow-life-on-earth-to-exist.html
    The amount of water on earth. Water on a planet is a great way to give life a head start. But you need more than a puddle. Some theories postulate that the water on earth was largely due to icy, comet collisions during the late heavy-bombardment 3.3 to 4.5 million years ago.

Why Does Earth Support Life? Reference.com

    https://www.reference.com/science/earth-support-life-5fd50bdfdc547b7
    Earth supports life because it is the correct distance from the sun, its composition is rock, it has a molten core, it gains protection from its atmosphere and it has water. There are approximately 500 planets in the Milky Way capable of supporting life. Earth's distance from the sun ensures...

Why is Earth able to support human life - Answers

    https://www.answers.com/Q/Why_is_Earth_able_to_support_human_life
    The Earth is the only known planet to support life. Because of its distance from the sun, the Earth is able to support many species of animals, including humans. The Earth is mostly covered in water.



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