Microphone Typewriter Braille Sewing Machine Inventions Microphone Charles Wheatstone was the first to invent the microphone, in the form of a cone, which mechanically transfers the sound vibrations into an earpiece so the sound can be heard. Wheatstone then left the study of sound to work on the electric telegraph. After many renovations, some made …
Monthly Archives: September 2020
Protected: English Lesson #25-30: Our Home
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My Favorite Things About Fall: Seasonal Essay #1a
This is my first voluntary essay, as well as my first seasonal essay. One of my favorite things to do in fall is make caramel apples with sprinkles. My favorite holiday in fall is Thanksgiving, when we have a family meetup at my grandma’s house. I usually make a homemade apple pie. I like the …
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Welcome To The New Voluntary Essays Page!
Under this category, I will be posting essays I choose to make myself! Starting with seasonal essays, in which I will tell about my favorite things in each season. The seasonal essays will be in a series of 4 posts, one for each season. They will all be complete by new years eve, 2020. In addition …
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History Lesson #20
Portland Cement Electromagnets Passenger Rail Matches Portland Cement Joseph Aspdin invented and patented Portland Cement, which resembled stone from the Isle of Portland. Portland cement was very strong, so it became one of the most popular versions in the world. Cement was one of the Ingredients of concrete, and concrete became widespread in Europe and …
English Lesson #15-20: My Favorite Thing To Do
My favorite thing to do is go biking with my cousins at the park. We have only done it once, but I think we are planning to do it again soon. We pack all our bikes into the back of the car and go to our state park. Me, my middle brother, my oldest cousin, …
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History lesson #15
Pencil Stethoscope Tunneling Shield Paved Roads Pencil For Information on the pencil from another lesson, click on the link below https://essaybank.home.blog/2020/02/21/history-lesson-90-the-heliocentric-theory-vesalius-%e2%9c%8f%ef%b8%8fand-the-pencil-%e2%9c%8f%ef%b8%8f/ Stethoscope Laennac invented the stethoscope in France while working at a hospital. He got inspiration from watching children playing a game. One would hold a hollow stick to his/her ear, and the other would …
History Lesson #10
Summarize each of the inventions you studied this week and how they impacted history. Vapor-Compression Theory Oliver Evans Percussion Ignition Canning Process Vapor-Compression Theory In the Summer it is hot and that can be uncomfortable for us and it would make food spoil faster than if the food was cold. Oliver Evans (see below) wrote …