(PLESE HELP)To measure motion, you must be able to compare it to a point, or a non moving point.

Loss of protected health information collected for research should be directly reported to:

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

The chemical form of energy that is useable by the cell to do work