Suppose you scraped off some of the pale green stuff from the tree bark. How would you know whether it was alive or not? What observations would you note? What tests could you do to see whether it’s alive?

Ionic compounds are made of ions, and yet the overall charge of an ionic compound is neutral. why?

Which of these sequences lists the correct order for the creation of sedimentary rock from sediment? a. deposition, burial, compaction, cementation b. burial, deposition, compaction, cementation c. compaction, deposition, burial, cementation d. cementation, deposition, burial, compaction

What’s the theoretical yield of solid lead