1. Complete these online activities 2. Using the NOTES tool, type your answers to these questions: Energy of Waves https://my.hrw.com/sh2/sh07_10/student/flash/virtual_investigations/hst/wav/hst_wav_vi.html 1. In Stage 1, what was the amplitude, frequency, and wavelength of Card 5? 2. In Stage 2, what happened when you hit the drum? Light Waves https://my.hrw.com/sh2/sh07_10/student/flash/virtual_investigations/hst/lgt/hst_lgt_vi.html 3. In Stage 2, what did you learn when you change the lights? Sound Waves https://my.hrw.com/sh2/sh07_10/student/flash/virtual_investigations/hst/snd/hst_snd_vi.html 4. What was the difference in sound waves of each animal?