A star that is known to be 10,000 times brighter than the sun has the same apparent brightness as a nearby G2 star. How many times further away is the bright star?

Brazil has many large and growing cities along its Atlantic coast. How do these large population centers indirectly affect global warming

In a model urban hierarchy, the population of a city, town or village is inversely proportional to its rank in the system (i. e. if the largest city is 4 million the second will be 2 million or 1/2, the third will be 1/3 and so on).

Scientists have found as many as 500 species of fish in the African Lake Victoria. What can account for this high level of diversity in a single habitat?

Geography is divided into two broad categories - physical and supernatural. Geography is divided into two broad categories - physical and supernatural. True False

How many volcanoes are "green"?

What often happens when there are attempts to unify groups in places that have culturally traditional governments and deeply rooted tribal and ethnic divisions?

Fossil fuels have formed from plants and animals that lived millions of years ago. true or false

A. Bering Glacier B. Hubbard Glacier C. Kilimanjaro Glacier D. Blue Glacier E. Lambert Glacier F. Columbia Glacier G. Kutiah Glacier H. Gangotri Glacier 1. ___ Which one of these glaciers is part of a continental ice sheet? 2.

Which European nation was the most influential in colonizing Brazil? A. Spain B. France Portugal D. England

What crops grow abundantly in the Central Valley of Chile? A) fruit, vegetables, and wine grapes B) sugar cane, rice, and oranges C) cacao, coffee, and bananas D) corn, wheat, and barley