What do scientists hope to find in the bedrock of the antarctic continent?

nutrient-rich waters

microscopic lifeforms

ancient human artifacts

fossil fuels

The model of human settlement suggests that uthe model of human settlement suggests that urban growth is patterned around transportation networks such as railroads and highways. a. burgess b. hoyt c. sauer d. von thunenrban growth is patterned around transportation networks

The hebrews originally migrated from a. india b. egypt c. arabia d. mesopotamia

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d