Matching: Use the word bank for numbers 17-21. A. Frequency B. Wavelength C. AmplitudeD. Equilibrium E. Crest AA. Trough
17. The highest point of a wave.
18. The number of wavelengths that pass a point in a given time
19.Rest Position
20.The maximum distance that particles in a wave’s medium vibrate from their rest position
21.The lowest point of a wave.

If you decided to sequence the story as it occurred in real life, what would be the effect(s) of using past tense for the beginning and middle but switching to present tense for the ending? check the two boxes that apply. the events of the story would seem like they were taking place in the present. the events of the story would seem to lead up to the current day. the shift in tense would clearly separate the two time periods for the reader. all of the events of the story would seem like they had taken place in the past