Which gas forms 21 percent of earths atmosphere?

What are some interesting facts about the Earth's mantle?

What kind of map is a rectangular representation of Earth that shows accurate directions, but distorts sizes and distances? a. Robinson projection b. Mercator projection c. Gnomonic projection d. Conic projection

German has been adopted as the official language for the Olympics. true or false.

Advantage to farmimg of a flat land

What was life like on Earth for most of its history

Where is mt. kilimanjaro?

The primary purpose of Bretton woods conference was to

What was the World Trade Organization decision in 2006 related to genetically modified crops? Individual countries had the right to determine if they were going to allow genetically modified crops to come into their country.

12 out of 50 seventh graders said they would be willing to pay between $21-$30 dollars for a class trip. If there are 350 students in seventh grade, about how many would go oh the trip if it cost $30?

If a population is growing quickly in a small area then what must increase as well