Tutor and Freelance Writer. Science Teacher and Lover of Essays. Article last reviewed: 2020 | St. Rosemary Institution © 2010-2022 | Creative Commons 4.0

### Significant Digits Rules

The number of significant digits in an answer to a calculation will depend on the number of significant digits in the given data, as discussed in the rules below. Approximate calculations (order-of-magnitude estimates) always result in answers with only one or two significant digits. When are Digits Significant? Non-zero digits are always significant. Thus, 22…

### What is the Coriolis Effect? How does Coriolis Effect work?

The earth makes one complete rotation on its axis every 24 hours. An object on the equator travels the circumference of the globe (approximately 40,000 km) each day. Objects at the Poles simply rotate around a vertical axis but don’t move in space. The distance traveled per day (and velocity of rotation) decreases with increasing…

### What is Humidity? Water in the Air!

Humidity is the measure of how much water vapour is in the air and is measured using a hygrometer. When humidity is low (therefore little water vapour in the air), moisture on our skin evaporates easily making us feel comfortable. When humidity is high (therefore a large amount of water vapour in the air), moisture…

### PROFESSIONAL FORECASTING AND TECHNOLOGY

–      People who study weather and make weather forecasts are called meteorologists. –      Meteorologists use advanced technologies like satellites, weather balloons, radar, and computers to forecast weather. CHANGING TECHNOLOGIES –      Before 1980, weather forecasts were only accurate for one day due to a lack of technology. –      Now, weather forecasts are usually accurate for 3-5…

### Forecasting and Measuring Weather

–      Forecasting weather can be difficult because there are many factors involved in weather such as the motion of air and water masses. –      Weather forecasters (meteorologists) use complex computer models, weather instruments, and observations of weather patterns to predict the weather. –      However, through careful observation, weather can be predicted by any individual. –     …

### Extreme Weather: Thunderstorms, Tornadoes, Hurricanes, Blizzards, Floods

THUNDERSTORMS –      Thunderstorms are the most common type of storm. –      These bring heavy rain, thunder, lightning, hail, and the odd tornado. –      Two conditions must exist for a thunderstorm to form: Moisture is needed to form clouds and rain. Warm air must be pushed up in the atmosphere to form large cumulus clouds –     …

### Regional Weather

REGIONAL WEATHER –      Even though weather is affected by large weather systems moving across Canada, weather can also be affected by the make-up of the local environment (example: living near a lake or mountain). –      We’re going to be looking at five factors that affect regional (local) weather. THERMALS –      Most winds are caused by…

### The British Empire & the Victorian Era

The British Empire A former collective term for the territories under the leadership or control of the British crown, including those in the Commonwealth of Nations and their colonies, protectorates, dependencies, and trusteeships (including the Dominion of Canada, Australia, India, & much of Africa) “Why does the sun never set on the British Empire?” “Because…

### WW1 Trench Slang

All soldiers in all wars have come up with their own terms and phrases to describe what they do and see. Blighty/ A Blighty term for England or “old Blighty” a wound that does not kill but is bad enough to get you sent to England (Blighty) for treatment/sent home The Hun German Soldier –…

### George Orwell “Shooting An Elephant”: Metaphors and Analysis

George Orwell immediately begins the essay by first claiming his perspective on British Imperialism. He claims that it is evil and he is fully against the oppressors, the British. Though he is a British officer himself at the time in Burma, he feels a certain hatred and guilt towards himself, his empire, and the “evil-spirited…

### Mental Disorders: Types and Causes

What is “abnormal”? Mental disorders are characterized by abnormal behaviour, thoughts and feelings “abnormal” – any departure from the norm (different) Examples?? Pejorative connotation – characteristics we dislike or fear Behaviour is maladaptive Causes distress or discomfort, often interfere with people’s ability to lead useful, productive lives, make it impossible for people to hold jobs,…

### Wilhelm Wundt: Biography and Contributions

Introduction: Real name: Wilhelm Maximilian Wundt Was a German medical doctor, psychologist, physiologist, and professor. Widely known as the father of experimental psychology Studied at many universities in Germany especially in medicine the first one in history to be called a ‘psychologist’ Best Known for: Voluntarism Introspection (observation or examination of one’s own mental and…

### Noam Chomsky Biography and Contributions

At a young age… Noam Chomsky was born in Philadelphia, the older son of a professor of Hebrew who had emigrated from Russia in 1913. From early childhood he always displayed linguistic carefulness At 10 he was able to read his father’s edition of a Hebrew grammar of the 13th century School life… In 1945…

### Karen Horney Biography and Contributions

She was born in September 16, 1885 and died in December 04, 1952.  She is Specialized In sexuality. She married a law student Oscar Horney in 1909. She graduated from university of Berlin in 1913 as a medical student. She taught psychoanalysis at university of Berlin and New York medical college. She is one of…

### John B. Watson Biography and Contributions

John Broadus Watson John B. Watson was an important contributor to classical behaviorism. He is often known as the “father of behaviorism”, which paved the path for B.F Skinner. He was a professor of psychology at Johns Hopkins University. He is also listed as one of the most influential psychologists of the twentieth century, although…

### Jean Piaget Biography

Schemas – the representation in the mind of a set of perceptions, ideas, and/or actions, which go together Assimilation – putting a new object into an old schema Accommodation – putting an old object to a new schema Conservation – objects or sets of objects stay the same even if it changes or looks different…

### The Life and Work of Ivan Pavlov

His Personal Life Ivan Petrovich Pavlov was born September 14, 1849 in the tiny village of  Ryazan  in Central Russia. He was born into a very religious family, the eldest of 10 children. His father, Peter Dmitrievich Pavlov was the village priest, and his mother Varvara Ivanovna Pavlova, was the daughter of a priest. With…

### Carl Jung Biography

Biography Carl Jung was born in Thurgau Switzerland July 26 1875 and died June 6th 1961 at the age of 85. Carl Jung was born Karle Gustav II Jung in Kesswil, in the Swiss canton (or county) of Thurgau, as the fourth but only surviving child of Paul Achilles Jung and Emilie Preiswerk. His father…

### Alfred Adler Biography & Contributions

Autobiography & Field of Research Alfred Adler was born on February 7th 1870 in Vienna Austria. He was the second out of seven children of a Hungarian born grain merchant. As a child he developed rickets and was unable to walk until the age of four. At the age of five he was diagnosed with…

### Sigmund Freud Biography: 1856 – 1939

Sigismund (later changed to Sigmund) Freud Freud was an Austrian neurologist and the founder of psychoanalysis, who created an entirely new approach to the understanding of the human personality. He is regarded as one of the most influential – and controversial – minds of the 20th century. Sigmund Freud was born on May 6, 1856…