 Summer of '69  is a song recorded by Canadian recording artist Bryan Adams, from his fourth studio album, Reckless (1984). The song was written by Adams and Jim Vallance, a long-time writing partner of Adams.
â¢ UNDULATION (noun). The noun UNDULATION has 3 senses: 1. an undulating curve. 2. wavelike motion; a gentle rising and falling in the manner of waves. 3. (physics) a movement up and down or back and forth. Familiarity information: UNDULATION used as a noun is uncommon.
Hummocky moraine. Definition: A strongly undulating surface of ground moraine, with a relative relief of up to 10 m, and showing steep slopes, deep, enclosed depressions and meltwater channels.It results from the downwasting (i.e. thinning) of ice which may be stagnant or active.he most accessible examples of hummocky moraine are in the Pass of Drummochter (Lukas, 2002). Here the complexes of hummocks, ridges and meltwater channels are well seen from the A9, especially in the late morning after light snow.