Two tectonic plates of different densities collide. which of the following could form at the plate boundary?
island
mid-ocean ridge
rift valley
trench
volcano
pls i will return the favor

Stages 1 and 4 of the demographic transition are similar in that

According ti the following map, what are the most common mineral resources found in the united states?

Afarmer who is grown corn for the past five years notices in the sixth year that the his harvest is significantly smaller, despite an increase in labor on the farm. the following year, the harvest continue to decline. which of the following explanations most plausibly accounts for the reduction in corn yield? a) soil degradation b) desalinization c) better irrigationd) terracing