Us steel hired designers to improve what parts of life in gary?

Whats the biggest sea in the world?

Weathering is an example of an external force of change. question 2 options: true false

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