Physics 102 textbook pdf free download






















With little mathematics, starting from observations of everyday life, the text presents the best stories, images, movies and puzzles in physics. You will enjoy it as a teacher and as a pupil.

For downloading translations, click here. First of all, the explanations are written in a way that appeal both to people who prefer thinking in images and to those that prefer thinking in words. A majority of pupils belong to the latter group - in contrast to most physics teachers. Therefore, the text tells many stories, in addition to its many pictures.

Furthermore, the content has been selected to attract both male and female readers and learners. Thus, neither d nor e can be correct. Taking upward as the positive direction, the elapsed time required for the velocity to change from an initial value of Eventually, the graph cuts through zero and goes through increasing-magnitude- negative values.

Making the time one-third as large makes the displacement one-ninth as large, answer c. The speed of the particle at this point in time is simply the magnitude or absolute value of the velocity at this instant in time. Only the acceleration, choice b , cannot be obtained from the position vs. After the first ball reaches its apex and falls back downward past the student, it will have a downward velocity of magnitude vi. This velocity is the same as the velocity of the second ball, so after they fall through equal heights their impact speeds will Chapter 2 37 also be the same.

Your ball has zero initial speed and smaller average speed during the time of flight to the passing point. So your ball must travel a smaller distance to the passing point than the ball your friend throws.

Next, when the pebble is thrown with speed 3. Since the acceleration of the ball is not zero at any point on its trajectory, choices a through d are all false and the correct response is e. Its speed is the same at A, C, and E because these points are at the same height.

The object could have moved away from its starting point and back again, but it is at its initial position again at the end of the time interval. Tramping hard on the brake at zero speed on an uphill slope, you feel 38 Motion in One Dimension thrown backward against your seat. Before, during, and after the zero- speed moment, the car is moving with a downhill acceleration if you do not tramp on the brake.

If a car is travelling eastward and slowing down, its acceleration is opposite to the direction of travel: its acceleration is westward. Posted by John Nov 30, Physics 0. Light and Matter created by Benjamin Crowell is aligned with California state content standards for high school physics pdf , and is one of 18 texts listed by the California Free Digital Textbook Initiative for use in public high schools.

The fundamental Nature of the world and universe we live in is a highly complex puzzle that to one degree or another has fascinated all peoples, in all places, at all times. With little mathematics, the text explores the most fascinating parts of mechanics, thermodynamics, special and general relativity, electrodynamics, quantum theory and modern attempts at unification. Written in English, its over pages are provided for students, teachers, and for anybody who is interested in the precise description of nature.

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