Why was iron used as ballast when ships came to Australia?

Coral reef damage is a major environmental concern for these nations. select all that apply Sri Lanka Indonesia Japan Taiwan Malaysia Maldives

What percent of united states resources does canada buy?

Which area of the United States and Canada suffer most from acid rain, deforestation, chemical or nuclear toxic waste, and flooding?

Compare the education of an Athenian girl and a Spartan girl.

What is Pacaya? A. the name of a park ranger B. the name of a volcano C. the name of a famous Guatemalan

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.

If an Earthquake registered high on the Richter scale and low on the Mercalli scale, then it occurred most likely in which type of location?