William Henry Harrison (February 9, 1773 – April 4, 1841) was an American military officer and politician who served as the 9th president of the United States. Harrison died just 31 days after his inauguration in 1841, and had the shortest presidency in U.S. history.
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These events are called "uplifts".
Uplifts are positive regular events. Day by day Hassles 35 Rush hour movement, long queues, work pressure, burnout are most noteworthy wellsprings of stress and can harm wellbeing Daily Hassles and Uplifts Daily issues are generally minor occasions emerging out of everyday living, for example, losing your home keys and missing the school transport.
The name of the Greek philosopher who came up with the concept of simple machines is known as Archimedes.
<h3 /><h3>Who is Archimedes?</h3>
This was a Greek philosopher and scientist whose contributions helped shaped the world philosophy and also the use of simple machines.
With this in mind, we can see that in the 3rd century BC, Archimedes made breakthrough in his research of simple machines which included the pulleys, lever and screw.
Read more about archimedes here:
brainly.com/question/775316