Because its true diameter would be inaccurate because of the curvature of the glass.
I assume you mean 44mm diameter. 1 inch = 25.4mm 44mm = 1.73 inches
The best way to measure case sizes is to use inches. Some people use meters as a form of measurement.
a time watch in seconds
1. Evaporate tap water in a watch glass. Salts will be left behind.
a paper clip is 3 centimeters
Only the diameter is measured in milimetres.
Convex Lens
I would place the watch glass on a balance, and then zero out the balance with the watch glass placed in the tray. After the balance is balanced with the watch glass, I would move the weights to represent an added five grams. I would then slowly add calcium chloride to the watch glass until the balance rebalances or zeroes out.
A watch glass is sometimes used to measure small amounts of solids and evaporate miscellaneous liquids/ chemicals in a laboratory.
convex lens
A watch glass hasn't a symbol.
Yes you can measure a watch in decimeters.
5mm
because glass is transparent
A watch glass is a very shallow, round piece of glass that is curved. It is usually not used as a container, but as a cover for a beaker.
The convex security mirrors are found are found on the drivers and front passengers side of the car. They are to see the car behind you to not hit them. But watch out for your blind spots.
Glass bending procedure without dents