martes, 28 de septiembre de 2010

Vocabulary #12

  1. fault: a crack  in the crust, whose sides show evidence.
  2. geologist: a scientist who studies the Earth
  3. magma: hot, below molten rock deep Earth's surface.
  4. lava: magma that reaches Earth's surface.
  5. weathering: the breaking down of rocks into smaller piece.
  6. erosion: the picking up and carrying away of pieces of rock.
  7. deposition: the dropping off of bits of eroded rock.
  8. meteorite: a chunk of rock from space that strikes a surface (such as Earth or the Moon)

No hay comentarios:

Publicar un comentario