Why is earth often referred to as the blue planet

At the 1997 rate of consumption, what year will the estimated 2,000 billion barrels of oil last?

What is a portion of a country that is separated geographically from the mainland

Which of these is a way trash harms wildlife?

The conflict in Rwanda was primarily between which two ethnic groups? A) Hutu and Tutsi B) Banda and Hutu C) Tutsi and Banda D) Burundi and Hutu

What do the magnetized "stripes" on the ocean floor reveal to scientists? (science) A: mid-ocean ridges B: how old the rock is C: reversals in Earth's magnetic field D: hardened molten material

Which country has coastlines along both the caribbean sea and the pacific ocean? argentina brazil colombia venezuela

Why might the U. S study forest fires in mexico

What was called the dark continent?

Earthquakes and volcanic eruptions can be predicted. a. True b. False

TuvIf you start at the equator and travel to 10° N, approximately how many kilometers (or miles) north of the equator will you be? Take the circumference of Earth to be 40,000 kilometers (24,900 miles).