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Forms of energy

IB Physics SL test 2014 papers 1

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8814-6504 14 pages N14/4/PHYSI/SPM/ENG/TZ0/XX Thursday 6 November 2014 (morning) Physics standard level PaPer 1 INSTRUCTIONS TO CANDIDATES ? Do not open this examination paper until instructed to do so. ? Answer all the questions. ? For each question, choose the answer you consider to be the best and indicate your choice on the answer sheet provided. ? A clean copy of the Physics Data Booklet is required for this paper. ? The maximum mark for this examination paper is [30 marks]. 45 minutes ? International Baccalaureate Organization 2014 88146504 8814-6504 ? 2 ? N14/4/PHYSI/SPM/ENG/TZ0/XX 1. Which of the following is a fundamental unit? A. Ampere B. Coulomb C. Ohm D. Volt

IB Physics SL test 2014 1-1

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2214-6510 14 pages M14/4/PHYSI/SPM/ENG/TZ1/XX Wednesday 7 May 2014 (morning) Physics standard level PaPer 1 INSTRUCTIONS TO CANDIDATES ? Do not open this examination paper until instructed to do so. ? Answer all the questions. ? For each question, choose the answer you consider to be the best and indicate your choice on the answer sheet provided. ? A clean copy of the Physics Data Booklet is required for this paper. ? The maximum mark for this examination paper is [30 marks]. 45 minutes ? International Baccalaureate Organization 2014 22146510 2214-6510 ? 2 ? M14/4/PHYSI/SPM/ENG/TZ1/XX 1. The radius of a sphere is measured with an uncertainty of 2 %. What is the uncertainty in the volume of the sphere? A. 2 % B. 4 % C. 6 % D. 8 %

5.1: Energy and World of Life Notes

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Kavya Immanni Mrs.Rothfuss Honors Biology I / 3B 2, February 2017 5:1 Energy and the World of Life Notes I. Energy Disperses A. First law of thermodynamics:? Energy cannot be created or destroyed B. Energy can be converted into different forms C. Potential energy:? capacity to cause change because of where an object is located or how parts are arranged 1. Example: ATP has P.E. because of the chemical bonds that hold its atoms in certain arrangements. In muscle cells, the chemical energy of ATP is transferred to myosin. ATP is converted to kinetic energy D. Kinetic Energy: ?energy of motion E. Energy tends to disperse spontaneously, each form of energy disperses until no part of a system holds more energy than it
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