How to express 7.5 million in expanded notation?

Why do minerals in metamorphic rocks often rearrange in layers?

Which country has no deforestation in the world. and when did this begin from?

How much wind turbines would it take to power the Whole US

What is the longest river in Nepal

Which place is at the top of the urban hierarchy since it has the greatest influence on the surrounding area? A) large town B) metropolis C) village D) farm

If an ecologist were studying the regional interactions among multiple populations of different species and how they influence the exchange of materials between their various environments, then this would be an example of which kind of research? a.

What types of mineral resources were deposited during the Early Paleozoic

Why do most geographers consider Europe to be a peninsula and not a continent?

At which plate boundary does a heavier more dense oceanic plate subduct underneath a continental plate

How did the government respond to the air pollution?