What do scientists use to divide the geologic time scale?

Create a cause-effect pattern organizer.

Which of the following is the best definition of hydrothermal vent? a) a hot spot on those an floor b) a place on the ocean floor where a volcano is gradually forming c) a place where water heated by magma rises from the ocean floor d) a crack

Which step in the rock cycle occurs immediately before sediments are laid down?

Social customs, religious beliefs, and economic conditions combine in West Africa to cause a rate of population growth that is_ about the same as most developed nations lower than anywhere else in the world about the same as most underdeveloped

Which group does the president most rely upon for day to day advice

Earth is a closed system. that means the amount of rocks, metals, carbon, nitrogen, oxygen, and water on earth ___. so it is essential that bio geochemical cycles __ these materials as they move through earths subsystems A: remains constant.

What are the percentages of the large near Earth asteroids that we have found so far?

Name the lines of latitude that are labeled north of the equator what would be the next label after 75 degrees north

Why did the ancient Chinese believe that they were the center of the universe? O The arrival of traders from other lands made them an important civilization. O The people of ancient China lacked a basic education in world geography.

Distance that the transcontinental railroad covered from Omaha to San Francisco.