Just as earth moves around the sun ,the moon revoles around the earth. about how many earth days does it take for the moon to travel around the earth?

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?

What is the difference between skimming and absorbing methods of the oil removal

Cassandra made a venn diagram to compare and contrast the two stages of cellular respiration. which belongs in the area marked x? energy is released. oxygen is used up. glucose is broken down. carbon dioxide is used up.