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[DOC File]Forces Worksheet
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Determine the net force acting on the object and . calculate the acceleration of the object. SOLUTIONS TO 1-13 FORCE PROBLEMS. 1. How much force is needed to accelerate a 66 kg skier at 2 m/sec2? f=ma f= 66 x 2 f = 132 N. 2. What is the force on a 1000 kg elevator that is falling freely at 9.8 m/sec2? F= ma f= 1000 x 9.8 f=9,800 n. 3.
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[DOC File]Friction and Gravity Worksheet
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Use examples to support your statements. 5. Sports such as soccer involve running, stopping, jumping, and kicking. Discuss how friction helps players. 6. Tommy and John are trying to move a large table. John pushes with a force of 1150N and Tommy helps him by pushing on the same side of the table with a force …
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[DOC File]Sample Rubrics for Physical Education
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4. Force of the ball is absorbed by the hands and arms. Performance Definitions. Present - Demonstrated in MORE than half of the student's attempts in individual skill drill/task. Absent - Demonstrated in LESS than half of the student's attempts in individual skill drill/task. Figure 1.
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[DOC File]STUDENT WORKSHEET: Force and Acceleration
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STUDENT WORKSHEET: Force and Acceleration Exercises. Using . F = m × a. Your bicycle has a mass of 9.1 kilograms. You accelerate at a rate of 1.79 m/s2. Calculate the net force that is accelerating the bicycle. The Space Shuttle has a liftoff mass of 2,041,000 kg and accelerates at a rate of 16 m/s2.
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[DOC File]Physical Science Motion and Forces Worksheet
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38. When the forces acting on an object are ___, the net force is zero. 39. When objects are moved further apart from each other, the force of gravity increases / decreases. 40. According to Newton's second law of motion, a larger force acting on an object causes a greater _ ___ of the object Physical Science Motion and Forces Worksheet. Answer ...
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[DOC File]Balanced and Unbalanced Forces Worksheet
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In the picture for Question 6 above, each man pulls with a force of 10 Newtons. How much force do the team on the left pull with? _____ Newtons. How much force do the team on the right pull with? _____ Newtons. Explain the result of the tug-of-war using the values for the forces in each team. Name _____ N
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[DOCX File]WORKSHEET -- UNIVERSAL GRAVITATION
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WORKSHEET – Universal Law of Gravitation For an object to have weight, it must interact with another object. In other words, weight is dependent upon the surroundings. Any two masses will exert a mutual, attractive force, upon each other, called the gravitational force.
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[DOC File]Simple Machines – Practice Problems
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A boy exerts a force of 225 N on a lever to raise a 1.25 x 103 N rock a distance of 13 cm. If the lever has a efficiency of 88.7%, how far did the boy have to push his end of the lever? (0.81 m) The gear attached to the rear axle of a bicycle acts as the wheel in a.
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[DOC File]Newton's 1st Law; the Law of Inertia: - NASA
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= the force on the object (in units of Newtons), m = the object's mass (in kilograms), and . a = the resulting acceleration (in units of meters per second per second, or meters/second2). Key points: A force that results in an object accelerating is an . unbalanced (or . net) force. The . acceleration. is always in the direction of the net force ...
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[DOC File]Article:
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More simply, and as Newton put it: F=ma, where “F” (force) and “a” (acceleration) are both vector quantities, and “m” is the object’s mass. Note that the “F” in this equation is the net force, that is, the vector sum of all the forces acting on the object.
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Net force examples for kids