Electromechanical Relay Revolver Morse Code Circuit Breaker Electromechanical Relay Joseph Henry had studied electromagnetic properties for a while, and he used this knowledge to invent the first relay. The Electromechanical Relay increased the power of an electric current, and allowed telegrams to travel much farther than just a few miles. Now you could have a …
Author Archives: DJW
History Lesson #35
Combine Solar Compass Propeller Mechanical Computer Combine John Hascall left New York to move to Michigan to get started in the farming industry, but he had an issue. He couldn’t harvest all the crops in time. So his neighbor, Hiram Moore, invented the combine to help Hascall finish his harvesting. The combine combines the stages of …
English Lesson #35
There are two thing right off the top of my mind that I would like to tell you about today. The topic is: something that I was scared to try, but tried it anyway and was glad that I did. My first example takes place last year at a pool with my cousins. They were …
Science Lesson #35: Review of Tea and Eggs
I have three main questions to answer this essay. Here they are: What did you learn? What surprised you? What do you plan on making next? I will also give a brief description of my previous experience with eggs and tea. I found a new beverage that I like besides water, lemonade, fruit juices, and milk. I …
Continue reading “Science Lesson #35: Review of Tea and Eggs”
History Lesson #30
Inventions Platform Scale T-Rail Multi-Coil Magnet Mechanical Reaper Platform Scale Thaddeus Fairbanks invented the platform scale in America in 1830. A platform scale is accurate, and it is the kind of scale you might use on the road. If you have ever been to a farmers market or grocery store, they might have platform scales …
History Lesson #25
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 …
Protected: English Lesson #25-30: Our Home
There is no excerpt because this is a protected post.
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 …
Continue reading “My Favorite Things About Fall: Seasonal Essay #1a”
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 …
Continue reading “Welcome To The New Voluntary Essays Page!”
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 …