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1 vote
What is the same about each type of electromagnetic wave in a vacuum?

A. Frequency
B. Speed
C. Wavelength
D. Frequency and wavelength

2 Answers

2 votes

Answer:

the answer is B

Step-by-step explanation:

pls click thankyou

User Braian Silva
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8.9k points
6 votes
The answer is B. speed

User Viral
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8.6k points