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Article last reviewed: 2020 | St. Rosemary Institution © 2010-2022 | Creative Commons 4.0
The engine is the vehicle’s main source of power. The engine uses fuel and burns it to produce mechanical power. Chemical Energy converted into Mechanical Energy The heat produced by the combustion is used to create pressure which is then used to drive a mechanical device. Internal vs External Prior to the 20th century, the…
The Workplace Hazardous Materials Information System (WHMIS) is a comprehensive national system for safe management of hazardous chemicals, which is legislated by both the federal and provincial jurisdictions. WHMIS is a three (3) part effort of labour, industry, and government which took several years to develop. It is unique in that it represents a consensus…
History: This sport was devised in 1967 in New Jersey by students at Columbia High School in Maplewood. It is a unique sport in that it relies on high competition and the “spirit of the game” (honesty and a sense of fair play) since it has no official referees, only observers. Objective: This competitive, non-contact…
Soccer is known as football in many countries of the world. It is known as the most popular team game in the world. The first game resembling current soccer was played at Trinity College in Cambridge, England in 1848. Today, rules are determined by the International Football Association Board (IFAB); this organization was formed in…
History Oldest sport in North America Native North Americans introduced it to pioneers Played to train warriors and to have fun Lacrosse was declared Canada’s National Sport in 1867 Objective: To score on the opponent’s goal and protect your goal. Each goal is worth 1 point. The team with the most points wins the game.…
Designers use many organizing principles to create and compose their design work. Using these principles as guidelines, designers are able to create designs that look right, convey the intended message, stylish and aesthetically pleasing. The most common principles used by designers include: 1. Proportion: Proportion describes how one part of a design relates or fits…
Safety Elements in the Weight Room Never lift alone Ensure area is clear of obstacles/clutter Inspect equipment and safety clips before proceeding Wear proper clothing and footwear – tie up hair, remove jewelry No horseplay (pushing, shoving, running about) Use progressive weight advancement (start low) – First 6-7 repetitions are relatively easy, but the last…
Scale is a measuring device that enables designers to represent accurately the size of an object in a technical drawing. The term scale describes the ratio of the drawing size relative to the actual size of the object. When you draw an object to scale, the drawing represents a ratio of the object size. With…
Gears are available in various shapes and sizes. Their application throughout the transportation industry varies greatly. When two (2) or more are used together as an assembly they are commonly referred to as a transmission (gearbox). The transmission’s primary task is to transmit motion, change the direction of the motion and/or change the rate of…
The modern vehicle is made up of a variety of parts and components all working together to achieve a final product: “The Car”. These parts and components are assembled in groups to perform various tasks. These groups are referred to as systems. There are many systems that make up the modern vehicle, some working with…
Modern vehicles travel faster and farther than ever before. Some of the road conditions encountered are far from optimum. As a result, the tire and wheel assembly is put through a tremendous amount of stress. Therefore, proper maintenance is necessary, as they are the only connection between the road and the vehicle. RIMS Rims are…
Throughout the course of servicing and/or repairing a vehicle, it will be necessary from time to time to raise the vehicle off the ground in order to access certain areas on the vehicle. To accomplish this you will need to use either a hydraulic floor jack or a hoist. Both units use the basic principles…
Information Welding is a process whereby two (2) metals are joined together. In today’s transportation industries welding is an integral part of both the manufacturing process and the service sector. There are two methods of welding used: Fusion Non-Fusion Fusion welding is a process where the edges of two (2) pieces of metal are brought…
Line Quality The quality of a line is a measure of its sharpness or crispiness. In drafting, a line with a sharp and dark outline is said to be of higher quality than a line with fuzzy and lighter outline. The aim always is to get sharp lines to convey the intended technical message that…
In the modern engine, the lubrication system is more vital than every due to the very low tolerances and higher temperatures that the engines must perform at. System Components Oil pan – holds the oil required for the system, provides a means of draining the oil through the oil plug and houses the oil pump…
Function Resistors restrict the flow of electric current, for example a resistor is placed in series with a light-emitting diode (LED) to limit the current passing through the LED. Connecting and soldering Resistors may be connected either way round because they are not polarized (no negative or positive). They are not damaged by heat when…
Store to home: Check the expiry date. For fresh foods check for spoilage signs like spots of fuzzy mould, damage such as bruises bad flavours and bad odours Check for the shelf life Foods bought in bulk should be transferred into air tight container. Storing food safely: Buy only what you need Follow the principle…
NEVER put your fingers, hands or arms in the path of the blade. Hold the piece at the sides. If necessary use a push stick. NEVER adjust the machine while it is running. Adjust the upper guide to clear the work piece by 3 mm (1/8 inch). Do not start the blade with the work…
There are two types of engines found in nearly every car and truck on the road. They used what is called four strokes reciprocating internal combustion engine which is a high horse powered type of engine. Both gas and diesel engines use this type of application. A third type called a two stroke engine, found…
CONTRACEPTIVES: The use of a device or procedure to prevent conception (pregnancy) as a result of sexual activity Sexual Abstinence Voluntary restraint from sexual intercourse Advantages NO risk of pregnancy NO risk of STIs Appeals to certain religions/beliefs Disadvantages May not experience pleasure Calendar/Rhythm Method No sexual intercourse during ovulation Advantages NO side…