What means population per area such as number of people per square mile in a state

What is the primary source of dissolved substances in the ocean?

What is one early technological advance that shaped culture?

Which of the following choices is leading to scarcity of water around the globe? pollution depleted petroleum drought lack of sustainable development

Which events took place during the Copernican revolution, when most people started to believe in a heliocentric model of the solar system? Select three options. Aristotle developed his model of the solar system.

How many frost-free days are there in the northern latitudes

What qualities did greek architects strive for in their work

What is the difference between density and distribution

What structure is present in dolphin but absent or greatly reduced in other whales?

Which type of rock was precipitated from seawater as the mediterranean sea evaported between 8 million years ago and 5.5 million years ago

Why is climate change a big problem?