A small area of immense mass in space from which nothing can escape is called a

Iron atoms combine with oxygen atoms to form rust. Is this a physical property of iron or a chemical property?

What most likely happens when lithospheric plates move apart deep below the ocean?

How do erosion, desertification, deforestation, and damming impact the environment? A. They negatively impact the environment by limiting greenhouse gas emissions. B. They positively affect the environment by creating more places for humans to live.

Which of the following geographic relationships is correct? Greece is west of Mesopotamia. Egypt is north of Greece. Sumer is west of Egypt. Mesopotamia is west of Egypt.

The worst-case scenario at a nuclear power occurred at which of the following places? (1) Three mile island (2) Chernobyl (3) Hiroshima (4) Temelin

The climate of the United States can be best Described as. A. mostly arid B. mostly tundra C. Mostly Temperature D. Mostly tropical

Who is Nathaniel Greene

Who was one of the founders of the location-sharing site Foursquare? Dennis Crowley Aaron Swartz Josh Williams Scott Raymond Done answer A.

What are dry docks and what happens there? (3)

A boy wins a trip. The first thing he notices when he arrives is the cold temperatures and the thick coniferous forests. It snows during his visit. The area averages 35cm to 100 cm of precipitation per year.