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4. Check the Rulers button. You should have the following settings for the wave: Amplitude 0.75 cm, frequency 1.5 Hz, Tension medium. Rstart O Fxed End O Loose End O No End Pulse 2 4 6 8 cm ○Slow Motion ๏ Normal Frequency TensionRulers Lots Low HighTimer Damping 0.75 cm1.50H2 Reference une5. What is the speed of this wave? A. 1.6 cm/s B. 3.75 cm/s C. 0.6 cm/s 6. Change the amplitude of the wave to 0.5 cm. Run the simulation and then pause it. Measure the wavelength of the wave and calculate its speed Which statement is correct? When the amplitude changed A. The wavelength did not change but the speed of the wave changed B. Both the wavelength and the speed of the wave changed C. The speed of the wave did not change but the wavelength changed D. Both the wavelength and the speed of the wave remained the same 7. Set the amplitude back to 0.75 cm and change the frequency to 2 cm. Run the simulation and then pause it. Measure the wavelength of the wave and calculate its speed. Which statement is correct? When the frequency changed A. The wavelength did not change but the speed of the wave changed B. Both the wavelength and the speed of the wave changed C. The speed of the wave did not change but the wavelength changed D. Both the wavelength and the speed of the wave remained the same 8. Set the frequency back to 1.5 Hz and change the Tension to high. Run the simulation and then pause it. Measure the wavelength of the wave and calculate its speed. Which statement is correct? When the tension in the rope increased A. The speed of the wave increased B. The speed of the wave did not changed C. The speed of the wave decreased

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