Mini-Quiz: Units of Frequencies and Wavelengths

1. Why would a number be expressed as 5*107?

   It is easier than writing 50,000,000That's correct. You are becoming a wave motion Champion. It is more convenient than writing 1/50,000Sorry, not correct. Try another button. It is easier than writing 5,000,000Good try, but not right. Select another answer.

2. What does the word "mega" mean in megahertz?

   Very largeSorry, not correct. Try another button. ZillionOops! Wrong answer. Re-read the question and try again. MillionCorrect answer. You are improving!

3. Which is larger: a cm or mm?

   cmThat's correct. You are becoming a wave motion Champion. They are the same sizeGood try, but not right. Select another answer. mmOops! Wrong answer. Re-read the question and try again.

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