Please halp due today its fill in the blanks dont do it randomly please fill in the blanks with the words at the bottom

Fossils can only be formed when? if mud, silt or tar is in the area to preserve the fossil ierosion does not occur and allows the fossil to form oxygen and microorganisms cannot decay the bones the area is dry and does not contain mud or silt

What two fields of study provide the core information that is used to classify organisms?

How does friction with the atmosphere affect the speed of an artificial satellite