Which of the following events separate geologic time into eras and periods?

a. the number of earthquakes that occur at that time

b. the appearance and disappearance of groups of organisms

c. the appearance and disappearance of volcanoes

d. the creation of new ocean ridges

How is blue ridge different from the other mountain regions in georgia? check all that apply. it has higher elevations. it has a warmer climate. it includes national forest land. it includes brasstown bald. it has fewer visitors and tourists

When this was published in early 1776, many american colonists became convinced that they should act to form a new kind of nation independent from the rule of britain's "cruel" courts

Read the excerpt from gilgamesh: a new english version. gilgamesh said, "courage, dear brother, this is no time to give in to fear. we have come so far, across so many mountains, and our journey is about to reach its goal. you were raised in the wild, with your own hands you have killed marauding lions and wolves, you are brave, your heart has been tested in combat. though your arms feel weak now and your legs tremble, you are a warrior, you know what to do.” what characteristics of an epic hero does gilgamesh demonstrate in this excerpt? check all that apply. leadership courage honesty triumph in battle compelling speech