Exam-style question
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For Types of electromagnetic waves, a student is working with a medical ultrasound scan. Which option best uses reflected pulses, timing and boundary echoes to explain that higher frequency electromagnetic waves have shorter wavelengths.?.
- A.frequency: medical or industrial application in a medical ultrasound scan
- B.frequency: a generic statement that ignores reflected pulses, timing and boundary echoes
- C.frequency: a boundary mistake that confuses sound reflection versus electromagnetic imaging
- D.frequency: a different Unit 4.6 idea from outside Types of electromagnetic waves
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