Which of the following sources provides detailed information about only the upper mantle’s composition? Seismic waves
Earth’s magnetic field
Meteorites
Volcanic activity

Why are mangrove swamps an important part of the ecosystem of west africa?

Ahill is made of rock particles of different sizes. which of these agents of erosion probably caused the hill to form?

The difference(s) between the grand canyon and valles marineris is/are: (a) the grand canyon was formed by water, but valles marineris was not. (a) valles marineris is much longer than the grand canyon. (c) valles marineris is much wider than the grand canyon. (d) valles marineris has large volcanoes near it. all of the above