Plate tectonic forces are responsible for the slow movement of continents over geologic time. which of the following processes occurs in the mantle below a convergent plate boundary?
ridge push
slab pull
sea-floor spreading
folding

Which of the following describes research that would be considered basic science? a. a farmer is trying to improve his crop yields by using a new kind of fertilizer. b. a college students is curious about the growth of desert pants in the presence of excess amounts of water. c. government officials are trying to prevent the spread of new strain of influenza virus. d. a doctor is trying to determine why a patient is feeling tried and sick.b.a college students is curious about the growth of desert pants in the presence of excess amount of water