What is frequency? If frequency goes up, what happens to wavelength? Does it get shorter or longer?
If frequency goes down, what happens to wavelength? Does it get shorter or longer?

1) Frequency is the number of waves that pass a fixed place in unit time.

2) If the frequency goes up the wavelength gets shorter.

3) If frequency goes down the wavelength gets longer.

the total distance that martina travels that day is

(distance from home to mom's office) plus (distance from mom's office to school)

plus (distance from school to library) plus (distance from library to friend's house)

plus (distance from friend's house to martina's house).

(we don't know what any of these distance actually is.)

answer( sicar );