English(fiber optics)

Question 1

a few years ago how did international phone signals were sent?

Answer 1

via satellite

Question 2

what is now used to carry communications?

Answer 2

fiber optics

Question 3

what is fiber optics

Answer 3

a thin glass fiber that can transmit signal at the speed of light

Question 4

is fiber optic a new invention ?

Answer 4

no its not a new invention

Question 5

where was fiber optics used in the past?

Answer 5

they were used in photophone by alexander graham bell who had earlier invented the telephone

Question 6

2nd time that fiber optics become imp and why?

Answer 6

in 20th century they became imp in medicine to look inside the human body

Question 7

first time that fiber optics were used?

Answer 7

in photophone

Question 8

the next BIG step in the usage of fiber optics (the 3rd usage)was what and when ?

Answer 8

came in 1960,70s where scientists IMPROVED the technology in order to use it over long distance

Question 9

NASA regarded fiber optics as what

Answer 9

NASA regarded fiber optics as one of the TOP SECRETS used in the APPOLO SPACE CRAFT ( the space craft that landed the first on moon )

Question 10

when did apollo first land on moon ?

Answer 10

in 1969

Question 11

when was the internet invented

Answer 11

1970 (before the late 1970 there was no internet)

Question 12

when did the first modern digital age begin

Answer 12

with the first website 1991

Question 13

the internet took of globally

Answer 13

after 2000

Question 14

fiber optic cables can….

Answer 14

reach around the world under ground and under water

Question 15

with fiber optics the speed of internet can….

Answer 15

increase far in the future

Question 16

who invented the first website and why and when

Answer 16

Tim Berners Lee, did so to share the RESEARCH information’s among the other scientists more efficiently around the world in 1991

Question 17

www is short cut of

Answer 17

world wide web

Question 18

he gave it to the world …….

Answer 18

for free

Question 19

when was the telephone invented by who

Answer 19

1875 and he produced many other ideas…..

Question 20

the idea of fiber optics was fist used in……in ….by…

Answer 20

photophone in 1880

Question 21

now there is no escape from it(……)

Answer 21

internet

Question 22

internet supports education through……

Answer 22

schoolNet

Question 23

SchoolNet provides……

Answer 23

information and interactive sites for schools to share

Question 24

scoolNet was firs made in

Answer 24

canada