Which information can fossils provide? a. the rate of volcanic activity in the earth's past b. the types of organisms that lived on earth in the past c. the temperature of the earth in the past d. how geologic processes occurred on earth in the past

What is the orange line on the graph and why is it important? describe the pattern of hurricanes reaching the usa since 1960

Why does physical weathering speed up the processes of chemical weathering? a) physical weathering requires abundant water, as does chemical weathering. b) physical weathering produces fresh surfaces for chemical weathering to attack. c) chemical weathering can occur only on small surfaces, not large ones. d) chemical weathering requires salt, which is provided by salt wedging.

What is the general rule about surface currents? cold water flows along the ocean floor towards the equator. the east coasts of continents have cold surface currents, and the west coasts of continents have warm surface currents. seasonal and constant offshore winds create significant upwelling along the west coasts of south and north america and africa. the west coasts of continents have cold surface currents, and the east coasts of continents have warm surface currents.