During which section of the geologic time scale did the first modern humans evolve? a. during the paleogene period of the cenozoic era b. during the quaternary period of the cenozoic era c. during the cretaceous period of the mesozoic era d. during precambrian time

Which geologic feature would most likely be represented by contour lines john far apart from one another? a cliff a hill a plain a valley

Drag each tile to the correct box. arrange the layers and faults from oldest to youngest.

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous