science ABN 54 406 994 557 (02) 6583 4333 PO Box 2575 PORT MACQUARIE NSW 2444 FAX (02) 6583 9467 www.keepitsimplescience.com.au mail@keepitsimplescience.com.au keep it simple science Photocopy Master Sheets Years 7-8 FORCES Disk filename = “02.Forces” Copying is permitted according to the Site Licence Conditions only 1 Site Licence Conditions Our product is supplied on CD • You may copy the CD for back-up only. • You may store the CD contents in data retrieval systems
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How Does Flight Crew Fatigue Affect Flight Operations? Introduction: In this report‚ I will be writing about the effects of flight crew fatigue‚ and how it has the ability to affect flight operations. Operating a flight as a commercial airline pilot‚ it can become very tiring which develops into a problem as it starts to affect their performance. Background Information The aviation industry requires a 24/7 operation resulting in shifts that are
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Purpose ● What is the purpose of this exercise? The purpose of this exercise is to become familiar with the terms and usage of a microscope. ●Are there any safety concerns associated with this exercise? If so‚ list what they are and what precautions should be taken. Care must be taken while handling the microscope so as not to accidentally drop anything and harm oneself. Questions A. The following statements are true or false. If true‚ write a “T” on the answer line. If false‚ write
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The aim of the experiment is to investigate the effects of carbohydrate receptors in the mouth on exercise performance during a simulated time trial. Energy is required in the body for metabolic processes‚ physiological functions‚ muscular activity‚ heat production‚ growth and synthesis of new tissues. Carbohydrates have been researched and studied for centuries and are commonly viewed as a substrate for fuel metabolism‚ associated with many other energy-demanding processes. There has been extensive
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Road Safety - RYDA How does Speed‚ Drugs‚ Distractions‚ Vehicle safety and Fatigue contribute to road accidents? Speed Speed is one of the most fatal contributing factors in road crashes around Australia. Often speeding in the excessive amounts or speeding over the legal limit is recognized as being a major contributor in the severity of a crash as well as the number of crashes. Speeding on the road not only reduces vehicle control but also limits a person’s capability to react and brake if an obstruction
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Chapter 5: The Skeletal System I. Introduction. The skeletal system consists of the bones‚ along with the cartilage and fibrous connective tissue that make up the ligaments that connect bones to bone at joints. A. Functions of the Skeleton. 1. The skeleton supports the body. 2. The skeleton protect soft body parts. The skull protects the brain‚ the rib cage protects the heart and lungs‚ and the vertebrae protect the spinal cord. 3. The skeleton produces blood cells. Red bone marrow contains
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Abstract Progression of Homosexuality: Evolution of a phenomenon over time Some authors believe that homosexuality is not a kind of conduct‚ as commonly supposed‚ but a psychological condition (Woggon‚ 1981). Thus‚ it is important to understand that the genuine homosexual condition or inversion‚ as it is often termed. This condition is something for which the subject is in no way responsible. Some literature suggests that homosexuality in itself it is morally neutral. Like the condition
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Over time‚ a culture’s art will change or improve in some way. Some characteristics may remain the same while other characteristics change drastically. Art in the Archaic era and the Classical era had no emotion and unrealistic features‚ but the Classical era brought a sense of anatomy and movement to its art. In the Archaic era and Classical era‚ emotion was not present in art. Characters had plain expressions on their faces; their eyes told nothing‚ regardless of what they were doing. The
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Any athlete has surely experienced a muscle cramp before and can tell you the indescribable pain they emit. The main question is what is a muscle cramp and how is it caused. Someone who frequently undergoes muscle cramps may also wonder ‘how do I prevent these?’ Muscle cramps can be a nuisance and may stope athletes or everyday people from doing what they like. When a muscle or group of muscles involuntarily contracts this is called a muscle cramp. A muscle contracting causes it to get smaller
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order for a muscle to contract requires a nerve impulse to arrive at the neurotransmitter junction. This then causes a release of acetylcholine (ACh) from the presynaptic terminal. By binding with its receptors on the membrane of the muscle fiber‚ which opens sodium channels generating an action potential that spreads through the length of the fiber‚ stimulating release of calcium from the sarcoplasmic reticulum. Calcium is what activates the contractile mechanism‚ causing the muscle fiber to shorten
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