Physical Science, Chapter 17 (Part 1)

1. The distance between two identical points on successive waves is a wave's __________________. (p. 404)
3. Periodic motion that is caused by a restoring force that is proportional to its displacement is called simple _____________ motion (p. 400)
4. A _______________ oscillator intentionally decreases the amplitude of the oscillations. (p. 400)
6. The _______________ of the motion of an hour hand on a clock face is 12 hours. 397
8. When an oscillating spring system reaches its equilibrium position, the kinetic energy is at its ________________. 398
11. ____________ waves are bent around an obstacle or through an opening. (p. 412)
13. When a spring is stretched to its greatest displacement is when the _______________ energy of a spring system in motion at its maximum? (p. 398)
15. The back-and-forth movement of a swing is an example of _______________ motion. (p. 397)
17. A wave is a disruption that carries _____________ from one location to another. (p. 403)

2. A ________________ wave can travel down a string? (p. 406)
5. A spring system eventually comes to a stop is when energy is lost to ______________in the system. (p. 399)
7. The maximum displacement of a spring from its equilibrium position is called its _______________. (p. 399)
9. The period of a spring system is determined by the mass and the _____________ of the spring. 399
10. Periodic motion is motion that repeats itself in ____________ time intervals. 396
12. In order to create a ______________ wave, the length of the medium must be a multiple of one-half the wavelength. (p. 414)
14. When a jet fighter approaches, passes low overhead, and flies away, the pitch of its engine when it is approaching compare with when it is directly overhead is __________. (p.415)
16. The adding of waves to form a smaller amplitude wave is called ___________________ interference. (p.413)