Answer would be True since Russia became Communist in 1917.
Answer:
Physical properties of mercury are described here.
Explanation:
Mercury is a metal. Mercury is the only metal which is liquid at room temperature. Mercury is shiny silver in liquid form. It has a melting point of -38.9 degree Celsius and a boiling point of 356.7 degree Celsius. The symbol of mercury is Hg and it has an atomic number, 80 and atomic weight of 200.59. Mercury is a poor conductor of heat and good conductor of electricity. Mercury is considered a heavy metal.
In this question, its liquid form, and the volume of the mercury grows as temperature rises, are the examples of physical properties of the mercury.
I think the answer is D) Medicine.
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Along with the fact that the infrastructural and industrial levels of the African colonies was never really developed by Europeans, the many various and opposing ethnic groups had no one to keep them in check now. As a result many civil wars took place between different religions, specific religious denominations, and specific ethnic groups of said religious denominations. Also nearly all of the leaders that broke free of European rule were woefully unprepared to lead a country both governmentally and economically. All of these factors are what lead to Africa's current problems.
1. We know the earth is getting warmer because temperatures have risen all around the globe. Also, the Arctic is melting.
2. The Earth temperature changes because of green house gases and harmful gases being sent into the atmosphere.
3. The greenhouse effect is a process that occurs when gases in Earth’s atmosphere trap the Sun’s heat.
4. Factories.
5. It could cause more flooding and a rise of warmer temperatures.
6. Permafrost is ground that continuously below 0 degrees Celsius for two or more years.
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