Patel Nil Period 7 05/09/13 Static and Kinetic Friction Objectives:- * Use a Dual-Range Force Sensor to measure the force of static friction. * Determine the relationship between force of static friction and the weight of an object. * Measure the coefficients of static and kinetic friction for a particular block and track. * Use a Motion Detector to independently measure the coefficient of kinetic friction and compare it to the previously measured value. * Determine if the
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a point midway between the plates is approximately | A) | 4.8 × 10–18 N | D) | 4.8 × 10–16 N | B) | 2.4 × 10–17 N | E) | 9.6 × 10–17 N | C) | 1.6 × 10–18 N | | | | | Use the following figure to answer the next two problems:The electric field versus distance for a charge is plotted above. Use the reference point V = 0 at r infinity. | | The potential for r < 1 m is | A) | 4000 V | D) | zero | B) | 2000 V | E) | cannot be determined precisely | C) | 1000 V | |
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differs from positive communication because in positive communication‚both the child and parent try to understand each of their feelings and actively listen. In contrast‚ negative communication is discouraging the person and their feelings. People who use negative communication tend to be thinking only about themselves instead of trying to help the other person. Negative communication can lead to a low self esteem and the child won’t want to communicate openly anymore. 1. 4. How can divorce affect
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Kelvin. Additionally‚ in Japan in 1997‚ introduced Yamanashi MAGLEV Test Line. In 2003 the train ran at a speed of 361 mph. There are other trains like the Japanese one like in England‚ Shanghai‚ and US. Biomagnetism is another use for superconductors. Current MRI’s use superconducting magnets to create a magnetic field in the body. Hydrogen atoms present in the body release it at a frequency that can be detected by computers. Then displayed to give an image of the human body. Another superconductor
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SAMPLE PROBLEMS: 111-SET #1 VECTOR ADDITION‚ SUBTRACTION 01-1 1). A man is able to row a boat at 3 mph in still water. If he rows his boat pointed straight across a river with a current of 4 mph‚ what is his net velocity? If the river is 0.5 miles wide‚ at what point will he land on the other side? Solution: The first step in problem solving is to identify the problem type. In this problem we are asked for a ‘net velocity.’ Since velocities behave as vectors‚ then we have a vector addition
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Physics in Roller Coasters There is a lot of Physics in a roller coaster. It contains a lot of potential and kinetic energy‚ and also centripetal force. All of these factors will define how the roller coaster really works. As we all know‚ or some of us know‚ roller coasters doesn’t use engine to operate the ride. It depends on converting potential energy into kinetic energy. Cars will need a certain amount of pull or push to reach a certain peek of the track. Upon reaching the peak‚ the energy
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& B AIMS(*) | Formulation of questions explicitly linked to science knowledge | Formulation of questions informed by science knowledge | Formulation of questions that can be investigated scientifically | Statements of questions | Safe‚ directed use of equipment in given investigations | PART B METHOD(*) | Concise description of methods designed to control and accurately measure variables and systematically collect data‚ | Description of methods designed to control and accurately measure variables
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through the story‚ so you hang on to their words. Perhaps a certain dialogue or an event will uncover details the narrator does not realize and expose that as an unreliable narrator‚ their word can no longer be trusted”. (Jada Bradley). In the book Life of Pi‚ Pi reveals himself as an unreliable narrator. Although Pi defines himself as an unpredictable narrator through the final events in the story‚ Pi gives hints of false information throughout the book. As a reader‚ you hang on to
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|Chemistry Review 1 |TEACHER ANSWER KEY | | |June 06‚ 2011 | | | |’see explanation below’
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if the size(capacity) of the engine increases. The car with the biggest engine capacity will take the fastest to reach the velocity of 60km/h from rest position. Method: 1) Arrange to use three different hatchback cars with different engine capacities‚ but similar masses. 2) Sit in the passenger seat with a stopwatch‚ while a parent will accelerate. 3)
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