The highest part of a wave is known as its ____________________, and the lowest part is its ...

The highest part of a wave is known as its ____________________, and the lowest part is its
  ____________________. The wave ____________________ is the difference between these two
  points. Fill in the blank(s) with the appropriate word(s).

Orbiting molecules of water in a wave touch the sea or lake floor at the depth of the
  ____________________. Fill in the blank(s) with the appropriate word(s).

Tidal ranges are lowest where the sea bottom slope is ____________________ in slope and the inlet is
  ____________________ in width, and are highest where the slope is ____________________ in slope
  and the inlet is ____________________ in width. Fill in the blank(s) with the appropriate word(s).