Which of the following areas was not part of the han empire? a. tibet b. northern vietnam c. northern korea d. southern mongolia

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

How many active volcanos are there in nicaragua

What mountain is the highest mountain in europe?