Indiana Academic Standard Clarifying Statement Highlighted Vocabulary Words from the Crosscutting Concept Standard Defined PI.7.1 Differentiate between Transverse wave wave vibrating at right Scale, proportion, and – transverse and longitudinal angles to the direction of its propagation quantity modes of oscillation for a Longitudinal wave wave vibrating in the – mechanical wave traveling in direction of propagation Patterns one dimension. Oscillation movement back and at a – regular speed Mechanical wave wave that is an oscillation of – matter, and therefore transfers energy through a medium PI.7.2 Understand that a Medium intervening substance, as air, through proportion, and – mechanical wave requires a which a force acts or an effect is produced quantity medium to transfer energy, Electromagnetic wave propagated by – unlike an electromagnetic simultaneous periodic variations of electric and Patterns wave, and that only the magnetic field intensity energy is transferred by the mechanical wave, not the mass of the medium. PI.7.3 Develop graphical and Wavelength distance between successive Cause and effect – mathematical representations crests of a wave that describe the relationship Frequency rate at a vibration occurs that Energy and matter – between the frequency of a constitutes a wave, either in a material (as in mechanical wave and the sound waves), or in an electromagnetic field (as wavelength of the wave and in radio waves and light), usually measured per apply those representations to second qualitatively and quantitatively describe how changing the frequency of a mechanical wave affects the wavelength and vice versa.
Indiana Academic Standard Clarifying Statement Highlighted Vocabulary Words from the Standard Defined Crosscutting Concept PI.7.1 Differentiate between transverse and longitudinal modes of oscillation for a mechanical wave traveling in one dimension. Transverse wave – wave vibrating at right angles to the direction of its propagation Longitudinal wave – wave vibrating in the direction of propagation Oscillation – movement back and at a regular speed Mechanical wave – wave that is an oscillation of matter, and therefore transfers energy through a medium Scale, proportion, and quantity Patterns PI.7.2 Understand that a mechanical wave requires a medium to transfer energy, unlike an electromagnetic wave, and that only the energy is transferred by the mechanical wave, not the mass of the medium. Medium – intervening substance, as air, through which a force acts or an effect is produced Electromagnetic wave – propagated by simultaneous periodic variations of electric and magnetic field intensity proportion, and quantity Patterns PI.7.3 Develop graphical and mathematical representations that describe the relationship between the frequency of a mechanical wave and the wavelength of the wave and apply those representations to qualitatively and quantitatively describe how changing the frequency of a mechanical wave affects the wavelength and vice versa. Wavelength – distance between successive crests of a wave Frequency – rate at a vibration occurs that constitutes a wave, either in a material (as in sound waves), or in an electromagnetic field (as in radio waves and light), usually measured per second Cause and effect Energy and matter
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