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How did ben franklins bifocals help the world?
it helped people see while reading and also seeing faraway objects
What is one of Benjamin Franklin invention?
one of ben franklins is the bifocals because he didn't want to keep having two glasses around his neck and keep switching them
What was Benjamin franklins second wife?
Ben Franklins wife was Deborah Read Rogers.
Who where Benjamin Franklins important family members?
Ben Franklins important family members were Dev Franklin (his wife) and George Franklin (his son).
Where did Ben Franklin's mom work?
Ben franklins mom worked for a car company
How did ben franklins bifocals help the world?
it helped people see while reading and also seeing faraway objects
What is one of Benjamin Franklin invention?
one of ben franklins is the bifocals because he didn't want to keep having two glasses around his neck and keep switching them
Did Ben Franklin invent bifocals?
Yes, Ben Franklin did not invent bifocals but he is credited with popularizing them. He created a pair of glasses with two different lens powers, allowing for both distance and close-up vision.
If Ben Fraklins has an s will it be a plural possessive noun?
Ben Franklins (with an S, no apostrophe) is a plural- two or more Ben Franklin. Ben Franklin's (s with an apostrophe) is possessive- something that belonged to one Ben Franklin. Ben Franklin's glasses. Ben Franklins' (s and then an apostrophe) is plural AND possessive. Something that belonged to more than one Ben Franklin.
What were ben Franklins interests?
ben franklins interests were reading science and experiments.
What where ben Franklins political issues?
what was Ben Franklins attitude toward the new constitution
Why did people purchase the bifocals made by ben Franklin?
So that they could see distance, and be able to read with one pair of glasses instead of two.
What is Ben Franklin skills?
what is ben franklins skills
What was ben franklins relegion?
christian
Who was Ben wife?
ben franklins wife was christan Taylor
In what year were soft bifocal contact lenses invented?
Benjamin Franklin is generally credited with the invention of bifocals in 1784
What state did ben invented the bifocals?
in Washington DC
