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They indicate the density of the seawater, which determines how much lift-force the water can apply to the ship. So, basically, the lines show how much cargo a ship can hold in different water bodies.
What else can I help you with?
Why is it important that intersecting lines intersect?
If they didn't intersect, then they couldn't be called intersecting lines.
Why are lines important in technical drawing?
cuz then the lines are straight.
How important is the bar lines?
very important. :)
Why are parallels important?
They are lines of Latitude.
Why were staff lines an important improvement to musical notation?
staff lines indicted pitch
Why are fault lines important for California?
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What are the problems of heat exchangers?
blocked lines and wear of lines are the most important problems of heat exchangers.
Why is it important to use multiple lines in a line graph?
It's important to use multiple lines in a line graph so that you can identify each categories without confusion.
Why are lines important in drawing?
Because they make the picture.
What is the most important thing about longitude and latitude?
Longitude lines go vertically and latitude lines go horizontally.
Why are intersecting lines important?
because you say them in a serton way
Why are lines important in cheer leading?
for a routien u need straight lines so u get more points on compitishion
