Lec19_review

Lec19_review - Today Finish Chapter 23 from last time...

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Today Finish Chapter 23 from last time Review Session for Midterm 2 on Friday (which is on everything from Ch 11 up to what we got up to on Friday – see more information shortly)
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Review for Midterm 2 Midterm 2: Tue Nov 13 Chs 11, 13, 14, 15, 19, 20, 22, 23* (only up to what was covered on Fri, i.e. up to and including the dc/ac slide) 40 multiple-choice questions Bring a No. 2 pencil and an eraser You will be provided with a periodic table To study : today’s review questions and answers, questions during lecture, check questions in book, lecture notes, book, email me if you have any questions.
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Recall: • Chapter 11: Atomic structure : nucleus (protons + neutrons) & electrons, atomic number, atomic mass, periodic table, isotopes, element, molecule, compound, antimatter, dark matter Chapter 13: Liquids: Pressure = force/area, liquid pressure = weight density x depth, buoyant force, Archimedes principle, Principle of flotation, Pascal’s principle, Surface tension, Capillarity, adhesion and cohesion Chapter 14 : Gases and Plasmas : atmospheric pressure, Archimedes’ principle for air, barometer, Boyle’s law, Bernoulli’s principle, plasma Chapter 15 : Heat: temperature, thermometer, absolute zero, internal energy, heat flow, specific heat capacity, thermal expansion, anomalous expansion of water Chapter 19 : Vibrations and waves: simple harmonic motion, amplitude, frequency, period, wavelength, wave speed, transverse vs longitudinal, interference, Doppler effect, bow waves, sonic boom Chapter 20 : Sound: wave of compressions and rarefactions, reflection, refraction, natural frequency, forced vibration, resonance, interference, beats Ch 22: Electrostatics, charge conservation, charge quantization, Coulomb’s law F= kq 1 q 2 /d 2 , conductors vs insulators, charging by induction, polarization, electric field, electric potential, electric potential energy Ch 23: Electric Circuits, flow of charge = current, potential difference, voltage sources, resistance, Ohm’s law: current = voltage/resistance, DC and AC
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Atoms heavier than hydrogen were made by A) photosynthesis B) nuclear fusion C) radiant energy conversion D) Radioactivity E) None of these Answer: B All nuclei larger than H were made by nuclear fusion in the stars long ago…
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Which of the following statements is true? A)An atom is the smallest particle known to exist. B) There are only about 100 different kinds of atoms that combine to form many substances. C) There are thousands of different kinds of atoms that account for a wide variety of substances. D) A large atom can be photographed. E) None of these statements are true. Answer: B
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A)friction force. B) nuclear force.
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This note was uploaded on 07/18/2011 for the course PHYS 10 taught by Professor Goldberg during the Fall '11 term at CUNY Hunter.

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Lec19_review - Today Finish Chapter 23 from last time...

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