Aquartz crystal vibrates with a frequency of 93621 hz. what is the period of the crystals motion? t=1/93621 does not give me the correct answer. i got 0.1?

Atomic nuclei of almost all elements consist of

14. a body is projected with velocity vi from a. at the same time another body is projectedvertically upwards from point b withvelocity v2 lies vertically below the highestpoint. both the bodies collide thenv2÷v1is

What are some properties of transverse waves?