Which continents are most densely populated?

Which of the following is true? A-The Earth exerts a gravitational force on the Moon, but the Moon does not exert a gravitational force on the Earth B-The Earth and Moon do not exort gravitational forces C-The Moon exerts a gravitational force on

what were the names of the two parts of pangaea that split into

Tropical open ocean waters have the highest rate of primary productivity in the world's oceans. a. True b. False

The tropics are hotter than the poles because the sun strikes this area of earth more what

The daily insolation received at 90*N in June is so high because:1. The sunlight is most concentrated at this latitude 2. The sun rays are most oblique at this latitude 3. There are never clouds at the north pole in June4.

How did Canada's economy change in the early 1900's

Soil color only reflects the amount of organic matter present in soil.

Use an example to explain why economists measure a country's economic development by its GDP per capita rather than its total GDP.

Significant plate tectonic changes occurred on Earth during the Mesozoic Era.

What is the definition for Longitude?