Definition of trail for Students. 1  1 : a trace or mark left by something that has passed or been drawn along The dog left a trail of mud on the carpet. 2  2 : a beaten path. 3  3 : a path marked through a forest or mountainous region hiking trails.
The letter E. It is in the word 'week' twice, the word 'year' once and it's not in the word 'day.'.he letter E. The full question may have originally been: What will occur once in a year, twice in every month, 4 times in every week and 6 times each and every weekend?
Likewise, when the Moon is farther away from the Earth (furthest distance is called apogee), the tides are not as spectacular. Tides most commonly occur twice a day (diurnal). Tides can also occur as two high waters and two low waters each day (semi-diurnal). However, these periods do not happen at the same time each day. This is because the Moon takes slightly longer than 24 hours to line up again exactly with the same point on the Earth - about 50 minutes more.