SPS9 Obtain, evaluate, and communicate information to explain the properties of waves.

SPS9.a Analyze and interpret data to identify the relationships among wavelength, frequency, and energy in electromagnetic waves and amplitude and energy in mechanical waves.

• I can define the wavelength, frequency, energy, and amplitude. (Knowledge)

• I can explain the difference between electromagnetic and mechanical waves. (Knowledge)

• I can analyze how changes in wavelength, frequency, energy, and amplitude can affect each other. (Reasoning)

• I can predict whether the energy in an electromagnetic wave will increase or decrease based on changes in frequency. (Reasoning)

• I can analyze diagrams of mechanical waves to determine which has the highest or lowest energy. (Reasoning)

• I can analyze diagrams of electromagnetic waves to determine which has the longest or shortest wavelength and the highest or lowest frequency. (Reasoning)

• I can analyze and interpret data to identify the relationships among wavelength, frequency, and energy in electromagnetic waves and amplitude and energy in mechanical waves. (Reasoning)

SPS9.b Ask questions to compare and contrast the characteristics of electromagnetic and mechanical waves.

• I can classify waves as either electromagnetic waves or mechanical waves. (Knowledge)

• I can identify the following parts of a wave from electromagnetic and mechanical waves: amplitude, frequency, rarefactions, wavelengths, compressions, crest, and trough. (Knowledge)

• I can explain the difference between mechanical and electromagnetic waves. (Knowledge)

• I can explain why mechanical waves cannot travel through a vacuum. (Knowledge)

• I can explain why electromagnetic waves can travel through a vacuum. (Knowledge)

• I can compare and contrast the characteristics of electromagnetic waves and mechanical waves. (Reasoning)

• I can classify waves as mechanical or electromagnetic based on data. (Reasoning)

• I can ask questions to compare and contrast the characteristics of electromagnetic and mechanical waves. (Reasoning)

SPS9.c Develop models based on experimental evidence that illustrate the phenomena of reflection, refraction, interference, and diffraction.

• I can define refraction, reflection, diffraction, and interference. (Knowledge)

• I can describe the behaviors of reflection, refraction, interference, diffraction, and the Doppler Effect. (Knowledge)

• I can identify which wave behavior applies to given real-world scenarios. (Knowledge)

• I can explain how wave behaviors differ in mechanical waves versus electromagnetic waves. (Knowledge)

• I can use models to classify examples of refraction, reflection, diffraction, and interference as applied to mechanical and electromagnetic waves. (Reasoning)

• I can analyze real-world scenarios to determine which wave behavior is present. (Reasoning)

• I can infer practical uses of wave behaviors. (Reasoning)

• I can develop models that illustrate wave interactions such as reflection, refraction, diffraction and interference in light and sound waves. (Product)

SPS9.d Analyze and interpret data to explain how different media affect the speed of sound and light waves.

• I can list the factors that affect the speed of sound and light waves. (Knowledge)

• I can identify how different types of media affect the speed of light. (Knowledge)

• I can identify how different types of media affect the speed of sound. (Knowledge)

• I can predict what will happen to the speed of sound and light waves in different media. (Reasoning)

• I can compare how specific media have different effects on the speed of a sound wave versus a light wave. (Reasoning)

• I can analyze and interpret data to describe how the speed of sound and light waves. (Reasoning)

SPS9.e Develop and use models to explain the changes in sound waves associated with the Doppler Effect.

• I can define Doppler Effect. (Knowledge)

• I can describe the apparent frequency changes in the Doppler Effect. (Reasoning)

• I can describe how the Doppler Effect occurs in the natural world. (Reasoning)

• I can use Doppler Effect to describe why objects moving toward you sound different than objects moving away from you, (Reasoning)

• I can develop and use a model to explain the apparent frequency changes in the Doppler Effect. (Product)