Weegy: The two classes of pure substances are: elements and compounds.
User: Which of the following places the types of sediment in order from smallest to largest
Weegy: Clay, silt, sand, pebble, cobble, boulder is the order of sediments from smallest to largest.
User: Which branch of earth science is most likely to focus on the formation of rocks and minerals
Weegy: Geology is the branch of earth science most likely to focus on the formation of rocks and minerals.
User: Who is credited with first documenting the use of the scientific method
Weegy: Sir Francis Bacon is credited with first documenting the use of the scientific method.
User: Based on the size and shape of the class and you said a minute rock shown in the image which classification would geologist most likely apply to the rock
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