Answer:
C
Explanation:
Hierarchy and balance are both principles that are taken into account when making a map. They are important parts of cartography for different reasons.
Hierarchy has to do with combining the many types of features, names, information, and landmarks that are found on the map. A proper hierarchy is necessary so that the elements which need to be visible seem more important.
Balance is an even more visual concept since it deals with the aesthetically pleasing aspect of the map. A well-balanced map will have the map element of the map near the center and will have strategically placed legends and titles that do not take away from the overall depiction of what is being mapped.
The correct answer is - A. Electricity.
Russia is a country that has an abundance of natural resources, and it uses them in order to produce its own electricity, and does it multiple ways. As one of the countries that has developed nuclear programs from long time ago, Russia has also used this technology in order to build nuclear reactors for the production of electricity. Also, the country has numerous rivers that are very large in every aspect, so lots of hydroelectric capacities have been built in the dams for production of electricity. The fossil fuels are also used on a big scale, and the usage of coal and mazut in the generators for producing electricity is still big.
Answer:
The answer is the theory of Island Biogeography
Explanation:
The theory of island biogeography or insular biogeography is based on the natural selection of individuals isolated in their own communities. Mainly used to describe group of animals or ecosystems that are usually kept isolated due to the surrounds like islands or dense forests. It's considere to be on of the best evidences towards the theory of evolution.
<span>Ocean currents act much like a conveyer belt, transporting warm water and precipitation from the equator toward the poles and cold water from the poles back to the tropics. Thus, currents regulate global climate, helping to counteract the uneven distribution of solar radiation reaching Earth's surface.</span>
Như bất kỳ học sinh cấp lớp nào có thể nói với bạn, Trái đất có bốn đại dương: Thái Bình Dương, Đại Tây Dương, Ấn Độ Dương và Bắc Cực. Về mặt lịch sử, hầu hết các quốc gia đều công nhận mô hình 4 đại dương này, có xu hướng tập trung vào Thái Bình Dương, Đại Tây Dương và Ấn Độ Dương là các đại dương chính.