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physics final examz Quiz

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1. doppler effect




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2. newtons second law of motion




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3. Power




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4. efficiency




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5. inverse square law




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6. newtons third law of motion




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7. Ohm's Law defines the relationships between (P) power, (E) voltage, (I) current, and (R) resistance. One ohm is the resistance value through which one volt will maintain a current of one ampere




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8. every massive particle in the universe attracts every other massive particle with a force which is directly proportional to the product of their masses and inversely proportional to the square of the distance between them




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9. Every object in a state of uniform motion tends to remain in that state of motion unless an external force is applied to it.




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10. the universe begin as a singularity not an atom that contained all the mass of the entire universe in zero space




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11. series- current is constant & voltage divides unevenlyparallel- voltage is current ¤t divides




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12. a changing magnetic field induces a changing electric field. the fields are both proportional& perpendicular




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13. a changing electric field induces a changing magnetic field. the fields are both proportional& perpendicular LIGHT!





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