This is to represent a period of time in which nothing relative happened and would otherwise take up space on the timeline .
eg.
History of Technology
Start of time-(jagged break)-Invention of fire---Invention of Wheel---(etc.)
In a timeline what does a jagged line mean
A mineral that breaks into jagged pieces exhibits fracture.
Jagged lines have toothed/serated edges whereas diagonal lines can have any edge so long as they run diagonally,so it is possible to have a jagged diagonal line!
amorphous solid
Limestone, and sulfur.
Quartz.
The answers are: *vertical lines *horizontal lines *jagged lines *dynamic lines
heavy
No. Beryl has fracture because it breaks in a jagged line.
When it breaks, it breaks in big jagged pieces.
Skipping to a more important time. ex/ 10 AD-20AD-30AD~150AD-160AD-170AD
Time zone borders are jagged because they follow political borders.