II. Complete the following open-ended questions below. Copy and answer on the answer sheet.
1. What might happen to the frequency of an EM wave as its wavelength becomes longer?____________
and what may happen also on its energy?_________
2.Does changing magnetic field produce an electric field and a changing electric field produces a
magnetic field?_________
accelerating electrons produced electromagnetic waves.
3. From this concept of EM waves, cite the advantage and disadvantage of the modern technological
world in our economy and industry?_________________
who can answer the blanks i mark brainlist please answer
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Answer:
1.low high
2.yes
2yes
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