What makes soils different

What season is it in the southern hemisphere when it’s december? a) fall b) spring c) winter d) summer

Equilateral triangle pbj is inscribed in a circle as shown. determine the measure of arc pjb.

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