Did they have electricity in 1918?
A Facebook post claims the Spanish flu pandemic of 1918 was not caused by a virus but by the introduction of electricity. This is not true. For example, some homes in New York City were powered by electricity as early as the 1880s, according to the Institute for Energy Research (here).
How many died 1919 flu?
50,000,000
Spanish flu/Number of deaths
Estimates of deaths range from 17 million to 50 million, and possibly as high as 100 million, making it one of the deadliest pandemics in human history.
What was life like before the light bulb?
Back in the mid-1800s, the match revolutionized the use of artificial light. In homes and businesses at that time, oil lamps were the predominant source of light after sunset, but getting them lit was no simple task until the match arrived on the scene.
When did the 1918 flu pandemic end?
February 1918 – April 1920
Spanish flu/Periods
How our lives would be different if the lightbulb had never been invented?
The invention of the light bulb also led to the invention of other electrical items. Imagine what your life would be like without light bulbs. You would have to keep a lot of candles at home. The streets would be sometimes so dark you probably would not go out after sundown.
What was before electricity?
Before gas or electric lighting were invented, the greatest light source indoors usually came from the fixed fire in the grate. Home activities revolved around the hearth, with candlelight or oil lamps providing dim (but mobile) light around the home.
When did electricity become common in France?
The grid was begun in France in 1920, the pressure used being 120 kV.; a few years later it was considered necessary to raise it to 150 kV., and the first 220 kV. line was erected five years ago.
Where would we be without the light bulb?
Imagine what your life would be like without light bulbs. You would have to keep a lot of candles at home. The streets would be sometimes so dark you probably would not go out after sundown. A simple little light bulb has made all the difference in the world.
What is the relationship between the distance and the brightness of your light bulb?
The intensity or brightness of light as a function of the distance from the light source follows an inverse square relationship. Suppose you were to use a light meter to measure an initial intensity Ii, or brightness, a distance r from a light source.
Where did the 1918 flu virus come from?
Although there is not universal consensus regarding where the virus originated, it spread worldwide during 1918-1919. In the United States, it was first identified in military personnel in spring 1918.
What was the worst flu outbreak in history?
The 1918 epidemic ranks among the world’s worst outbreaks. Its fellow members include the Justinian Plague of the 6th century and the Black Death in the 14th century. The influenza outbreak is one of the deadliest pandemics in human history.
What was the cause of the Spanish flu?
The Spanish flu, also known as the 1918 influenza pandemic, was an unusually deadly influenza pandemic caused by the H1N1 influenza A virus. Lasting from February 1918 to April 1920, it infected 500 million people – about a third of the world’s population at the time – in four successive waves.
How many people died from the flu during World War 2?
The Flu infected 25% of United States troops during the war killing more than one million men, according to War Department records. The Flu caused 500,000 deaths in the United States. In the States alone, 25 million people became ill.