6. [-/2 Points] DETAILS OBINPHYS8 6.P.005. I MY NOTES I ASK YOUR TEACHER I PRACTICE ANO' A 3.8 Hz continuous wave travels on a Slinky. If the wavelength is 0.67 m, what is the speed of waves on the Slinky (in m/s)? :mxs Need Help? 7. [-/2 Points] DETAILS OBINPHYS8 6.P.007. MY NOTES ASK YOUR TEACHER PRACTICE ANO' A wave traveling 81 m/s has a wavelength of 2.0 m. What is the frequency of the wave (in Hz)? :l Hz Need Help? _ 8. [-/2 Points] DETAILS OBINPHYS8 6.P.012. MY NOTES ASK YOUR TEACHER PRACTICE ANO' A steel cable with total length 68 m and mass 140 kg is connected to two poles. The tension in the cable is 1,523 N, and the wind makes the cable vibrate with a frequency of 2 Hz. Calculate the wavelength of the resulting wave on the cable. :lm Need Help