G5-SEC-L38-02-07-2023 Earth The Planet We Live On

Earth, our home planet, is a remarkable and diverse world that supports a wide array of life. It is the third planet from the Sun and the only known celestial body to harbor life. Earth has a unique combination of factors that make it suitable for life, including its moderate temperature range, liquid water, and protective atmosphere. The surface of Earth is composed of various landforms, including mountains, valleys, plains, and oceans, which provide habitats for millions of species of plants and animals. The atmosphere surrounding Earth consists of nitrogen, oxygen, carbon dioxide, and other gases, which help regulate the planet's temperature and protect it from harmful radiation. Earth also has a magnetic field that shields it from solar winds and cosmic rays. Human beings, along with countless other species, call Earth their home, and it is our responsibility to care for and preserve this precious planet for future generations.