A tributary and a distributary are both bodies of freshwater that eventually meet with or diverge from rivers, but they differ in the direction that they flow. A tributary is a stream that flows into a larger river. A di... More » Science Earth Science Geology

Silt deposits at river mouths form landmasses called deltas, which are essentially small areas of wetlands. Deltas form when rivers empty their water and sedimentary materials into secondary bodies of water such as ocean... More » Science Earth Science Landforms

India is bordered by the Indian Ocean, the Bay of Bengal and the Arabian Sea; combined, these bodies of water account for over 7,000 kilometers of coastline. The major bodies of water within the borders of India include ... More » Geography Asia South Asia
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The Minnesota Department of Natural Resources explains that there is no official distinction between streams and rivers, but streams are commonly held to be smaller bodies of water that feed into larger bodies, namely ri... More » Science Earth Science

Mudstone forms at the bottom of water bodies such oceans, lakes and rivers, particularly in quiet sections. The stones form when fine-grained clay particles settle in water. More » Science Earth Science Geology

Foliated rocks are a type of metamorphic rock formed under intense pressure that is greater in one direction. This pressure squeezes the flat or long minerals within the rock, causing the minerals to fold or align perpen... More » Science Earth Science Geology

Crystals grow in different shapes because of the internal symmetry of the crystal and the growth rate along the direction of the crystal. The arrangement of the atoms in a crystal is called a lattice. In a perfect enviro... More » Science Earth Science Geology