The Earth has a layered structure made up of the core, the mantle and the crust. Different elements are present in different parts of the Earth’s structure. The crust is made from enormous ...

The Earth's interior is composed of four layers, three solid and one liquid—not magma but molten metal, nearly as hot as the surface of the sun. The deepest layer is a solid iron ball ...

Mean (1f seven places in North I Germany \ 354.0 03 0.0290 0.016 39.8 73 0.0253 0.014 ) 5 La ... to complex irregularities in the structure of the earth's crust. Some even maintain that the ...

Earth is our home planet, and it's the only place in the universe where we know for certain that life exists. Earth formed over 4.5 billion years ago from a swirling cloud of gas and dust squished ...

8. Ask the students to recall how scientists use seismic wave observations to investigate the interior structure of the Earth. This is similar to checking the ripeness of a melon by tapping on it.

Shape of Life is a series of short classroom videos that depict evolution of the animal kingdom on Earth. Shape of Life focuses on biodiversity, adaptability, body structure, design, behaviors ...