There are some articles talking about this in Wikipedia, but as I heard from my teacher who has lots of knowledge, it was invented by a child who was in school, playing with a piece of thin metal, and when he turned in his homework, he twisted it around and used it as a paperclip that's used these days. I'm pretty sure that the paperclip the child made didn't look exactly the same as today's paperclip.
The paperclip was invented by a man named Johan Valeer. It was patented in the year 1899 and again in 1901.
Steel Wire in most cases but they can be made of plastic, or aluminum.
Invented is the past participle of the verb invent. verb /past /past participle = invent /invented /invented
Mr. Kamal Ahmad invented the internet Mr. Irfan Alam invented the invented
Was invented in 1916 by Femely H. Banbury
who invented the heater
To hold paper.
paperclips
billions and billions
depends on the size of the paperclips
Yes, paperclips are recyclable. You can also reuse them around your house.
Paperclips weren't around when the Vikings were around. They are a modern invention.
1 gram = 2 paperclips, so 8 paperclips = 4 grams
The mass is changed, the density is not changed.
no
No
all you say is "I love using paperclips" or "Do you like using paperclips" something like that
Yes