Using a Pendulum to Determine g Aim: To determine the rate of acceleration due to gravity using the motion of a pendulum. Hypothesis: The numerical g value measured on earth is estimated to be 9.8 ms-2 Apparatus: * Retort Stand * Boss head and clamp * Approximately 1 metre of string * 50g mass carrier or pendulum bob * Stopwatch * Metre ruler Theory: When a simple pendulum swings with a small angle‚ the mass on the end performs a good approximation of the back-and-forth
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The Monastery and The Clock - Rhetorical Essay Time‚ is the indefinite continued progress of existence and events in past‚ present‚ and future regarded as a whole. It can be argued that the steam engine is the most important machine developed in human history. Then again it can be argued that Megan Fox is the most amazing actress of all time. It’s the one who provides the most ethos that will win any argument. One can trace the roots of the Industrial Revolution all the way back to the Middle
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The very first person who invented the first rocket was Robert Hutchings Goddard. He invented the first liquid-fuel rocket in March 16‚ 1926. Multiple cultures used rockets before such as a man named Archytas from Greek amazed people by flying a bird made from wood. Then 300 years later‚ another Greek Hero of Alexandria invented a similar rocket device. The earliest rockets were used in 1232. At that time‚ the Chinese and Mongols were at war with each other. The Chinese attacked the Mongols by the
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Introduction: The study of the ballistic pendulum began with Benjamin Robins in the early 1700 ’s. Robins was an English mathematician and writer on ballistics‚ and used this testing apparatus for the evaluation of the strength of gunpowder and the measurement of air resistance (Calvert‚ 2006). At the time of the American Revolution a loyalist named Benjamin Thompson also utilized and expanded the use to the ballistic pendulum. He further evaluated the efficiency of gunpowder. He fired from
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The Pit and the Pendulum Analysis Essay Edgar Allan Poe’s "The Pit and the Pendulum" takes place during the Spanish Inquisition. The morbid short story consist on an innocent man’s fears coming to life after he is sentenced to death. "The Pit and the Pendulum" showcases the theme of terror and cruelty by developing descriptive setting‚ intense plot‚ and creative irony. Setting is a major part of the thesis because it captures the readers attention to see what the character sees. One of the
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Is a discovery an invention or is an invention a discovery? This is one question that can probably never be answered. A discovery can be defined as something which already existed‚ and is excavated after one notice’s it or proves its existence . Invention is the creation of something which didn’t exist before it was created by a genius mind . For instance‚ Newton discovered the existence of gravity when an apple fell on his head. It did exist before Newton realizes its existence‚ but
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Inventions In the 1950’s a lot of things were invented and things that may look like they were invented a couple of years back but the truth is that all the items list here were invented in the 1950’s. Starting in 1950 the very first credit card named (Diners) invented by Ralph Schneider. Then in 1951 Super glue was invented and in the same year Power Steering AKA (steering) was invented by Francis W. Davis‚ and the first video tape recorder (VTR) invented by Charles Ginsburg. In 1952‚ people came
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“The Pit and the Pendulum” Edgar Allan Poe’s “The Pit and the Pendulum” was one of his most famous works of artistic literature. With his unusually morbid writing technique‚ Poe created a story in which real fears came alive. “The Pit and the Pendulum” consists of two main themes as well as symbolism. The first theme is the terror a human goes through when being confined and sentenced to mental and physical torture‚ which may end in death. Poe shows us the fear from the narrator within the
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Method/Pendulum Exercise Worksheet 1. What is the difference between an observation and an inference? Observations are based on collecting knowledge through our senses. An inference is making an educated guess based on observation. 2. In doing science‚ why are hypotheses either supported or not supported‚ but never proved beyond all doubt? There are many other factors that could be unknown and new data could be found in the future to support or not support a hypothesis. 3. For this pendulum exercise
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demons. The Dark Romantic Movement brought that evil into literature in an enticing and spine-chilling way. “The Pit and the Pendulum”‚ by Edgar Allan Poe‚ is emblematic of this movement. Poe used many literary elements and techniques to create a feeling of terror and fear. Three of the strongest elements present are the use of first person narration‚ imagery‚ and symbolism. First person is a powerful choice of narration for this piece. Direct insight into the narrator’s thought helps to establish an
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