then only the direction of the velocity will change and the speed (i.e. the magnitude of the velocity) will remain constant. If a ball is attached to the end of string and swung at a constant speed (i.e. only the direction of the velocity is changing not the magnitude) then there must still be an acceleration. The acceleration is directed towards the center of the motion. This acceleration is call centripetal acceleration! 2.6.2 State the expression for centripetal acceleration. The acceleration
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In 1687‚ Sir Isaac Newton published what are known today as Newton’s three laws of motion. If these laws didn’t exist‚ motion and life would not exist. His three laws are accurately relative to what "normal" speeds are on earth. Newton’s first law is most commonly referred to as the law of inertia. The law states that an object that is at rest will stay at rest unless an unbalanced force acts upon it‚ and vice-versa. If an object is moving and there is no force to move the object in a different
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GS104 Lab Report Experiment # 2 Data Collection David Case: January 23‚ 2015 Experiment #2 Data Collection Objectives: Exercise 1: Formulating a Hypothesis about pitching speed. To form a hypothesis for the pitching velocity of a ball. Use a spreadsheet and math to calculate the actual velocity and determine the accuracy of the hypothesis. I will also roll a large ball to measure its velocity and graph its horizontal motion. Materials: Volley
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CURTIN UNIVERSITY OF TECHNOLOGY DEPARTMENT OF APPLIED PHYSICS Physical Measurement 201 DRIVEN HARMONIC OSCILLATOR Abstract The purpose of this experiment is to investigate the various aspects of harmonic motion using a Driven Harmonic Motion Analyser (DHMA). The aspects that are investigated in this experiment is the spring constant k of two springs‚ the resonant frequency‚ the damping factor‚ and the relationship between phase and resonant frequency. The value of k of the first
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Good morning/ afternoon everyone First of all‚ thank you for inviting me to this exhibition of Poetry in Motion. I was inspired to create my work based on the poem called This Man‚ by the Solomon Islands poet‚ Celo Kulagoe. This poem is a critique of the all-encompassing power of money‚ which can dictate to presidents and prime ministers alike and can ruin those with few resources. This resonates with the current issue of Coal Seam Gas mining and its wealthy supporters‚ while the dangers to the
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In the play The Crucible written by Arthur Miller‚ there are many interesting characters contributing significantly to the thematic concerns of the play. One of them is Elizabeth Procter‚ cold and unforgiving to her husband after he committed adultery. Despite her coldness‚ she is a very faithful woman with an honest personality‚ which is compromised by her deeply felt love for her husband. The presentation of such complex personality reflects the ideas of love and forgiveness in the play.
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three laws of motion. These laws are involved in every single football play. Whether it is a kickoff‚ pass‚ run‚ or extra point inertia‚ force‚ acceleration‚ momentum‚ and impulse are involved. Newton’s first law is the law of inertia and it states a body continues in its state of rest or of uniform motion unless an unbalanced force acts upon it. Some actions effected by this law are a quarterback throwing a football‚ a running back or receiver running for a touchdown‚ or a ball being kicked towards
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Analyzing Uniform Circular Motion Group Names: Zixuan He，Wendy Chen Course: SPH4U1 Teacher: Ms.Kang Due Date: 10/20/ 14 Experimental Investigation of the relationship between centripetal force(Fc) and velocity. In this lab‚ students need to design an experimental about the circular motion and measure the value of the centripetal force Equipment: A rubber stopper A straw Masses with 50g
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throws a curve ball‚ or maybe why the bat breaks‚ and how a homerun is hit. Well just know physics has a lot to do with that and more. I will try to explain to you how these things happen and more during this essay. There are many forces that take place in baseball. The pitcher applies forces to a ball‚ in order to strike out the batter. The pitcher determines the speed and velocity of the ball. The pitcher can make the ball do different and unique things. For instance a curve ball is one example;
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|80% RM |hamstrings‚ quadriceps‚ groin‚ gluteals‚ lower back‚ deltoid. | | |Cool-down: jog and stretch |Cool-down: jog and stretch |Cool-down: jog and stretch | |2
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