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  2. List of weather records - Wikipedia

    en.wikipedia.org/wiki/List_of_weather_records

    Christopher C. Burt, a weather historian writing for Weather Underground, believes that the 1913 Death Valley reading is "a myth", and is at least 2.2 or 2.8 °C (4 or 5 °F) too high. [13] Burt proposes that the highest reliably recorded temperature on Earth could still be at Death Valley, but is instead 54.0 °C (129.2 °F) recorded on 30 ...

  3. 2 - Wikipedia

    en.wikipedia.org/wiki/2

    The word two is derived from the Old English words twā (), tū (neuter), and twēġen (masculine, which survives today in the form twain). [2]The pronunciation /tuː/, like that of who is due to the labialization of the vowel by the w, which then disappeared before the related sound.

  4. Forest Glen, California - Wikipedia

    en.wikipedia.org/wiki/Forest_Glen,_California

    The weather station recorded a record high of 110 degrees Fahrenheit on 8/8/1959 and a record low of -2 degrees on 12/11/1932. The average July high and low were 91 and 46 degrees, and for January, it was 44.9 and 26.6 degrees, respectively.

  5. List of countries by percentage of population living in poverty

    en.wikipedia.org/wiki/List_of_countries_by...

    Global map of countries by poverty headcount ratio at $2.15 a day (2017 PPP) (% of population), 2021 [1] Global map of countries by poverty headcount ratio at $3.65 a day (2017 PPP) (% of population), 2021 [2] Global map of countries by poverty headcount ratio at $6.85 a day (2017 PPP) (% of population), 2021 [3]

  6. Water - Wikipedia

    en.wikipedia.org/wiki/Water

    The refractive index of liquid water (1.333 at 20 °C (68 °F)) is much higher than that of air (1.0), similar to those of alkanes and ethanol, but lower than those of glycerol (1.473), benzene (1.501), carbon disulfide (1.627), and common types of glass (1.4 to 1.6). The refraction index of ice (1.31) is lower than that of liquid water.

  7. Windows 2.0 - Wikipedia

    en.wikipedia.org/wiki/Windows_2.0

    CNET considered that Windows 2.0 "wasn't much better than Windows 1.0". [41] BYTE magazine listed the variant as among the "distinction" winner of the BYTE Awards in 1989, describing it as a "serious competition for OS/2" as it "taps into the power of the 80386". [42] The operating environment cost $99. [43]

  8. Krupp armour - Wikipedia

    en.wikipedia.org/wiki/Krupp_armour

    The initial manufacturing of Krupp armour was very similar to Harveyized armour; however, while the Harvey process generally used nickel-steel, the Krupp process added as much as 1% chromium to the alloy for additional hardness. Even though use of chromium in steels predated the use of nickel, the necessary amount of chromium complicated steel ...

  9. Bloom's 2 sigma problem - Wikipedia

    en.wikipedia.org/wiki/Bloom's_2_Sigma_Problem

    Mastery learning is an educational philosophy first proposed by Bloom in 1968 [8] based on the premise that students must achieve a level of mastery (e.g., 90% on a knowledge test) in prerequisite knowledge before moving forward to learn subsequent information on a topic. [9]