Examlex
Use the fact that to evaluate the expression without using a calculator.
Rounded Pebbles
Smooth, round stones typically formed by the prolonged action of water or other forms of erosion and weathering on rocks.
Sandstone
A sedimentary rock made primarily of sand-sized grains of minerals or fragments of rocks, classified as clastic.
River
A significant stream of water that moves through a natural channel, heading towards the sea, a lake, or joining another stream.
Breccia
A rock composed of broken fragments of minerals or rock cemented together by a fine-grained matrix that can be similar or different in composition to the fragments.
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