What type of fossil forms when an organism gets trapped in sediment, decays and leaves a cavity or hollow?
A:cast
B:trace
C:mold
D:carbonized

Which coal field location is related to coal fields in the eastern united states and supports the theory of continental drift? eastern india southern africa western australia northern south america

Consider the venn diagram of plant reproduction. where in this image, areas a - d, would you insert the picture of the orange lily?

Visualize the structural formula of each of the following hydrocarbons. which hydrocarbon has a double bond in its carbon skeleton?