Chapter 14: Waves and Energy Transfer Practice Test
 1. A __________ wave bounces off a boundary.
 a. transverse b. surface c. incident d. reflected
 2. When a continuous wave meets a boundary that transmits the wave at a lower speed, the wavelength __________.
 a. decreases b. becomes negative c. increases d. interferes with itself
 3. Surface waves move in a position __________ to the direction of the wave motion.
 a. in a circular motion relative b. perpendicular c. both parallel and perpendicular d. parallel
 4. __________ is the change in direction of a wave when it intersects a boundary between two different media.
 a. Diffusion b. Refraction c. Reflection d. Diffraction
 5. A pulse traveling along a bullwhip is an example of a __________ wave.
 a. surface b. longitudinal c. transverse d. compressional
 6. The speed of a wave depends on the __________.
 a. amplitude b. medium c. frequency d. energy
 7. A single bump or disturbance that travels through a medium is a ___________.
 a. compressional wave b. continuous wave c. surface wave d. wave pulse
 8. If a wave's frequency increases, its period __________.
 a. increases b. decreases c. fluctuates d. remains the same
 9. A standing wave appears to be __________.
 a. moving very fast b. moving very slowly c. standing still d. fluctuating
 10. A wave with a frequency of 10 Hz and a wavelength of 2 m has a speed of __________.
 a. 0.2 m/s b. 20 m/s c. 2 m/s d. 5 m/s