The rift valley in africa is an example of what type of plate motion?

a. the african plate is breaking apart to form two separate plates.
b. the african plate is colliding with the arabian plate.
c. the eurasian plate is converging with the african plate.
d. a transform boundary is causing earthquakes there.

Flock x flock y flock z total pieces of food eaten (from previous page) 147 93 60 food percentage* % % % simulated number of birds in flock for 3rd generation** * divide each flock's total pieces of food by 300, the total number of pieces of food eaten. ** multiply the food percentage for each flock by the total number of birds (30).

Which would happen if more forests were cut down? a. the nitrogen cycle would be stopped b. nitrogen would be fixed by bacteria more quickly c. the amount of co2 in the atmosphere would increase d. fossil fuels would build up in the soil c the amount of co2 in the atmosphere would increase

What element does susan b. anthony include in this passage to strengthen her argument?