Which of the following answers is NOT an example of repetition?

Susan makes a baked pasta recipe for the second time.

Frank conducts an experiment already done by Rico on soil bacteria.
Casey tests her slug experiment for a third time.
Bryan tests his physics experiment again in the same day.

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?

Two conductors, a and b, are each in the shape of a tetrahedron. but of different sizes. they are charged in the following manner: 1. tetrahedron a is charged from an electrostatic generator to charge q. 2. tetrahedron a is briefly touched to tetrahedron b. 3. steps 1 and 2 are repeated until the charge on tetrahedron b reaches a maximum value. if the charge on tetrahedron b was q/4 after the first time it touched tetrahedron a. what is the final charge qbmax on tetrahedron b?

As the distance from a magnet increases, what happens to the magnet force?