An all female guitar septet is getting ready to go on stage. the lead guitarist, kira, who is always in tune, plucks her low e string and the other six members, sequentially, do the same. each member records the initial beat frequency fbeat, i between her low e string and kira's low e string. rank each member on the basis of the initial frequency of their low e string. rank from largest to smallest : diane : fbeat, i = 0 hzfreja : fbeat, i = 3 hzaiko: fbeat, i = 3 hzchandra: fbeat, i = 1 hzevita: fbeat, i = 5 hzbuffy : fbeat, i = 4 hz

1. when conducting a test on what kind of music increases the growth of plants, all of the following would fail to meet to fair test standard except (1 point) using different kinds of plants. giving some plants more water than others. exposing the plants to different types of music. using nutrient-rich soil for one and lesser soil for others. 2. engineering uses scientific thinking to solve real-world problems. (1 point) true false 3. what does it mean to test a hypothesis? (1 point) pass a quiz on other scientists’ results analyze only the results from scientific sources not make assumptions about how an experiment will turn out see if the results of an experiment are what the scientist predicted