2. A compression wave, like sound, is a kind of ? wave. 3. When a wave reflects off a surface, the angle of _?__ always equals the angle of __?___

4. The wailing change of the pitch that you hear as a locomotive approaches and then recedes from you is called ___?___

11. you want to calculate the displacement of an object thrown over a bridge. using -10 m/s2 for acceleration due to gravity, what would be the total displacement of the object if it took 8 seconds before hitting the water?

Juan created a chart to him study for a test. which headings best complete the chart? x: transparent objects y: opaque objects x: opaque objects y: transparent objects x: high frequency waves y: low frequency waves x: low frequency waves y: high frequency waves

Which of the following are appropriate acceleration units?