What determines the
location of different types
of U. S. commercial
agriculture?

At which boundary does subduction stop occurring, resulting in a mountain range?

Sink holes may eventually for to join a. wide valleys b. zone of aeration c. dripstones d. aquifer

Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed