- Grade 11 and 12 Mathematics (Moderator: geoffrey)
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Author Question: In an experiment, a fixed amount of fertilizer was applied to each of 10 plots, and the ... (Read 40 times) |
- Grade 11 and 12 Mathematics (Moderator: geoffrey)
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
Illicit drug use costs the United States approximately $181 billion every year.
Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.
Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.
There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.