Question 2000Navigation General70% to pass
Mean low water is the average height of _______________.
AI Explanation
The correct answer is B) all low waters.
Mean low water is the average height of all low waters, which is the average of the lower of the two daily low tides. This is the accepted definition of mean low water as per the US Coast Guard regulations for Captain's License Examinations.
The other options are incorrect because:
A) High and low waters are two separate measurements, and mean low water only considers the low waters.
C) Mean low water is the average of all low waters, not just the lower of the two daily low tides.
D) Mean low water is a specific measurement of water height, not the general surface of the sea.
Related Questions
#1998 Priming of the tides occurs _______________.#1999 What does the term "tide" refer to? #2001 Mean high water is the average height of _______________.#2002 The average height of the surface of the sea for all stages of the tide over a 19 year period is called _______________.#2003 The diurnal inequality of the tides is caused by _______________.