History of Batteries (Types – Production – Consumption) in Europe, the USA and China One of the most revolutionary ideas at the time of the invention was the battery. A battery is defined as a device where energy is stored and delivered through electrical means. Alessandro Volta invented the first electric battery in the early 1800s. Based on his theory...
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Some trees can stand the test of time, like Methuselah, the pine that has lived through thousands of California summers. Then, of course, there are the trees that hold a special place in our hearts. We can enjoy them for most of our lives–if we take care of them. That’s why Rachel, a Davey blog reader from Utah, asked, “We...
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Rubber tree or rubber plant, Hevea brasiliensis is belongs to the family Euphorbiaceae. It has soft wood, high, branching limbs and a large area of bark. These trees are generally found in low-altitude moist forests, wetlands, riparian zones, forest gaps, and disturbed areas which located in rainforests in the Amazon region of South America. It is the most beneficial, useful...
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Zoos are meant for the rehabilitation of animals, but is it possible that it actually hurts those beautiful, strong living beings? Ultimately, it depends on the specific case in question. For cases like Willie the gorilla in ‘The Zoos Go Wild’, and the macaws in ‘Our Beautiful Macaws and Why They Need Enrichment’ the zoo specifically made an environment that...
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Our planet Earth is a very beautiful place. Here, all the living organisms are dependent on each other and live together. We, humans, are considered as the most intelligent species on Earth. But, we sometimes become very insensitive to the creatures who cannot express themselves, especially the animals. We harm them just to fulfill our needs. We have an essay...
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Imagine a wild animal, for example an elephant. It has all the freedom in the world. Suddenly, the elephant is trapped and taken away from its family. It is put in a small crate, unable to move, starving, and alone for what seems like years. When the elephant is finally let out, all it can see are cage bars and...
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How would you like being separated from your mother the minute you were born? Never being able to see her again. Or your expected lifetime being 20 years shrunk down to 4 or 5? For dairy cows that is their harsh reality. Factory farming animals suffer in harsh conditions. Such as, neglective and abusive behaviour, the overcrowding of lots and...
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Francis Bacon (1561-1626) is considered to be the founder of English empiricism. He belonged to a noble English family. Bacon’s father was a major dignitary – the guardian lord of the great royal seal. Bacon spent his young years in France, where he witnessed the struggle between Catholics and Huguenots. Returning to England, he began to pursue a political career,...
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Quantum mechanics has been controversial since its birth, and its abstract, uncertain nature makes it hard for the public to understand. However, with the development of science, more and more quantum theories and interesting facts has been discovered. Some of the theories have already been applied to many fields such as the quantum computer. The purpose of this essay is...
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Our Earth’s oceans contain some of the most valuable resources on the planet, taking up nearly 70 percent of Earth’s surface. Our seas dictate the weather, clean the air, employ millions, and feed even more. As the use of fossil fuels and greenhouse gas emissions began to rise in popularity, the polluting of the Earth’s oceans did as well, leaving...
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The competitive environmental forces for San Antonio Zoo are largely from the local leisure industry. Notable competitors include Fiesta Texas, SeaWorld, and Doseum. However, the firm is in a relatively less competitive environment due to the nature of its operations. In this regard, the unique features of the zoo give it an upper hand in the sense that the experience...
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Climate change is quicker and stronger in the Arctic than in most of the. The Polar zone is now getting more warmer at a rate of twice the earth’s average. In Polar zone, it gets warmer quicker than the the world. As the Polar zone loses snow and ice, rock and water absorb more and more of the sun’s energy,...
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Introduction The question about whether a tree falling in the forest makes a sound when there is no one to hear it is a philosophical puzzle, which has elicited unending debates in various circles. As Livingston argues, humans need coherent answers to archetypal patterns (12), and thus the answer to this question could be “yes” or “no” depending on how...
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Systemic Factors Behind the Replication Crisis in Psychology Professional incentive systems shaped by a systemic preference for statistical significance play a key role in psychology’s replication crisis. Though scientific progress hinges upon the accumulation and dissemination of new knowledge, those involved in the publication process have mistakenly equated new and important findings with statistically significant results. As a result, journals...
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Cavity wall insulation is method used to reduce heat loss through the walls filling the air space with material that inhibits heat transfer. Cavity walls are constructed in houses. It is an outside wall and an inside wall with a space between the two walls which is air. This is known to be an effective way preventing of the wall...
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Robert Frost was a prolific American poet born on March 26, 1874, in San Francisco. Although he holds the absolute record for the number of Pulitzer Prizes for Poetry awarded to a single person, Frost struggled to find any recognition in his early years. In fact, he had to work at a farm for some time just to support his...
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Introduction Nowadays, rapid climate change occurs due to active urbanization, as the growth of cities contributes to the urban heat-island effect (Gill et al., 2007). City trees play a critical role in ameliorating the heat-island effect and in removing particulate matter (PM) from the air (Gill et al., 2007). Consequently, increasing the number of city trees in spatial design could...
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Born in Dole, France, on the 28th day of September 1822, Louis Pasteur would become a chemist who helps to develop methods of sterilizing and safe-proofing many of the things we take for granted today. Before he was a renown chemist, he went through high-school as an average pupil, his grades where nothing to write home about. It was his...
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The question of whether genetics have a role in the development of mental disorders remains a big concern to various researchers and scholars. Various researches have been conducted to verify the ability of genes in influencing mental illness. Various authors have contributed a significant amount of information concerning the subject. Understanding the relationship between genetics and mental illness requires a...
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Over the last 50 years, human activities have considerably worsened the ecological situation. The Earth suffers from heat-trapping gases that lead to global warming. The rise of temperature increased the sea level that made the Arctic ice melt. As a result, the survival of polar bear population is under the threat of extinction. Global warming caused the disappearance of ocean...
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What we know today as pasteurization can thank a gentleman named Louis Pasteur. Now let’s look into what made him, him. He was born in Dole, France on December 27, 1822. He had skills in drawing and painting and was an average student. Even though I don’t think someone who got a bachelor of arts in 1840 and another bachelor...
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The Crucible is a play that was written by Arthur Miller in 1952. It is the play that preceded Death of a Salesman, his first success as a writer for which he won a Tony award and the Pulitzer Prize. The play is based on the Witch trials of Salem, Massachusetts where 20 women accused of being witches where hanged...
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Let’s start with where the Pisonia tree is found. It is an indigenous tree species indigenous to the tropical waters of the Pacific and the Indian Ocean. When talking about a cruel and a savage plant, the Pisonia just fits the bill. But, how does this thing happen and the tree claim the lives of many birds? Experts studying the...
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Trees are very important, valuable and necessary to our existence as they have furnished us with two important life essentials; food and oxygen. Apart from basically keeping us alive, there are many other little and big benefits we get from trees. So, trees are vital resources for the survival of all living beings. Therefore, Governments world over and many Organizations...
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It is correctly said that “when you plant a tree, you plant a life”. Trees are one of the greatest blessings for humans from mother earth. The most important thing one must remember is that trees do not need us, rather we need them. Apart from the countless benefits they have, trees our certainly our best friends. They are the...
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The idea behind quantum computing is to resolve problems in various domains of mathematics, physics, chemistry etc. They are mainly deployed to perform operations that are super complex in nature and are beyond the computing of conventional computers. They basically work with the technology of qubits in which the control signals are operated upon. The qubits are represented using Bloch...
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This pendulum lab’s objective is to describe how the back-and-forth motion of a pendulum can be changed through measuring the properties of a pendulum, as well as determine which properties of a pendulum affects its period. Groups of generally four students created their own pendulum, all materials provided in the classroom, and each group tested how three different properties affect...
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The lion has lived on this planet for over a million years and is the second largest wild cat after the tiger. It is a symbol of strength, power and courage. Most lions live in Africa. There is also a small population of lions called the Asian lion that lives in India. General Information The second largest wild cat. Males...
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Humans are social in nature, involving with others and trying to figure out how different concepts work with regard to certain factors. It is like a network of comparisons, and that is how the human mind works too. For instance, a person who lives in a big and beautiful house is presumed to be rich, while a person who lives...
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In this experiment, our aim is to determine the unknown tension by using the components of the force vectors in equilibrium. Method First, we place a ring with three strings over the center (reference point), and set up the three pulleys. We will have two known masses which are 50 g each hanged from two strings which can be changed...
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