martes, 28 de septiembre de 2010

earth changing crust

                    fault:a crack in the crust, whose sides show evidence of motion.
                             geologist:a scientist who studies earth.

                          magma:hot, molten rock deep below earth surface.
                                   lava:magma that reach earth surface.
                    weathering:the breaking down of rocks into smaller pieces.
                      erosion:the picking up and carrying away of pieces of rock.
                        deposition:the dropping off of bits of eroded rock.

   meteorite:a chunk of rock from space that strikes a surface(such as earth or the moon).
                                              
                                                                   
                                                                
                                                             
                                                                     
                                                             
                                                            
                                                        

No hay comentarios:

Publicar un comentario

you like my blog

Datos personales

Seguidores

te gusta mi blog