Arrange the rock layers from oldest to youngest . Re-examine The rock outcrops if you need to. Record the order in the student guide. CONGLOMERATE,

LIMESTONE WITH CRINOID,

SANDSTONE WITH TRILOBITE,

SHALE WITH AMMONITE.​

Which of the following describes a boom period? a. as one population increases, another population decreases. b. as one population increases, the other population also increases. c. as one population decreases, another population increases. d. as one population decreases, another population also decreases

2points what do bacteria have in common with the cells of other living organisms?

What happens when two nitrogen atoms share electrons