how is it possible for mercury to have frozen ice ?

The current is like a stream or river in the ocean true or false

17. the soil erosion pictured here is the result of what? a. harvesting renewable resources at a rate greater than the sustainable yield b. a mudslide caused by excessive rains c. harvesting renewable resources at a rate lower than the sustainable yield d. the transition between geologic eras and eons

Which soil layers comprise the topsoil? o horizon a horizon b horizon c horizon