What is the largest source of energy for the Earth system? The Sun What are the 2 main sources of Earth’s energy? At the most foundational level, however, there are just two sources of energy. Two sources provide more than 99 percent of the power for our civilization: solar and nuclear. Every other significant energy […]

How did Islam come to North Africa? According to Arab oral tradition, Islam first came to Africa with Muslim refugees fleeing persecution in the Arab peninsula. This was followed by a military invasion, some seven years after the death of the prophet Mohammed in 639, under the command of the Muslim Arab General, Amr ibn […]

Which natural resource does Australia produce more of than any other country in the world? Australia is the world’s leading producer of bauxite, ilmenite, rutile, iron ore and zircon, the second largest producer of alumina, gold, lead, lithium, manganese ore and zinc, the third largest producer of uranium, the fourth largest producer of black coal, […]

What is a coastal temperate rainforest? The trees of the coastal temperate rainforest use the 250 cm of annual rainfall and can live to be hundreds of years old (old growth trees), and grow to be approximately 90 metres tall. BC’s coastal rainforest is dominated by coniferous trees, which makes it different from other temperate […]

How are winds classified? Winds are commonly classified by their spatial scale, their speed and direction, the forces that cause them, the regions in which they occur, and their effect. Short bursts of high speed wind are termed gusts. Strong winds of intermediate duration (around one minute) are termed squalls. How are winds named? A […]

Where is the location of River Nile? Africa Is the Nile river in the southern hemisphere? The entirety of the Nile River is actually located in two hemispheres, the Northern and the Eastern. However, if the southernmost tributaries were included in an assessment of its length, then the Nile crosses into the Southern Hemisphere as […]

Does a compass work below the equator? Magnetic compasses work fine at the equator. Dip becomes a problem in compasses as you get closer to the poles. Dip is the result of the magnetic field of the earth not being level. This causes the compass needle to want to dip down to the north when […]

Where Are Thousand Islands located? The Thousand Islands Region on the St. Lawrence River and Eastern Lake Ontario areas combine to offer the perfect blend of business and pleasure. Is 1000 Islands salt water? This section of the river freezes over solidly in winter, but downstream near the 1000 Islands Bridge, the water flow is […]

How much does it cost to send international mail? Compare International Mail Services Service Starting Price Priority Mail Express International® $45.95 (varies by country) Priority Mail International® $28.50 (varies by country) First-Class Mail International® $1.20 (varies by country) First-Class Package International Service® $14.25 (varies by country) How many stamps do I need to send a […]

Which country has the largest obesity rate? Nauru What race is the heaviest? In 2019, black adults had the highest obesity rates of any race or ethnicity in the United States, followed by American Indians/Alaska Natives and Hispanics. As of that time, around 40 percent of all black adults were obese. Asians/Pacific Islanders had by […]