1.
STRATOSPHERE : The second major layer of Earth's atmosphere, just above the troposphere.
2.
MANTLE : The layer of Earth beneath the crust and above the core; made of semi-solid rock.
3.
TECTONICS : The study of Earth's surface structure and the movement of its plates.
4.
GLACIER : A large, slow-moving mass of ice formed from compacted snow.
5.
BIOSPHERE : All regions on Earth where life exists, including land, water, and atmosphere.
6.
PRECIPITATION : Any form of water falling from clouds—rain, snow, sleet, or hail.
7.
ATMOSPHERE : The layers of gases surrounding Earth that support life and weather.
8.
MAGMA : Molten rock beneath Earth's surface that can form lava when erupted.
9.
AXIS : An imaginary line around which Earth rotates, causing day and night.
10.
ORBIT : The curved path of a planet or satellite around another celestial body.
