Inventions of the Modern Era

Inventions of the Modern Era

1. M O D E R N E R A G R O U P 3 I n v e n t i o n s O f T h e M e m b e r s : C a s t i l l o , F r a n c e s L e i E v e d e s , J e n e v y R o d r i g u e z , J u d i t h M a c a s l i n , M o r e l i a C u n a n a n , R i a h C u r a , T w e e t i e D e l a C r u z , W i l m a M a n l a p a z , M i c h a e l A n g e l o

2. M O D E R N E R A • the present or recent times • A period beginning in the last quarter of the 20th century .

3. X - R A Y M A C H I N E S

4. W I L H E L M C O N R A D R O E N T G E N • D i s c overed by Wilhelm Conrad Roentgen (1895) • D e veloped by Marie Curie (1914) • A c cidential creation • N a med it "X", meaning " unknown" Rays

5. X - R A Y M A C H I N E S • F irst experiment on late 1895---- film of the hand of his wife, Bertha • F i r st use were for an Industrial Application

6. M A R I E C U R I E • S h e invented mobile X-ray unit (WW1) • To s ave lives at the battlefield

7. X - R A Y M A C H I N E S • B u llets on the body were seen

8. I N T E R N E T ( 1 9 7 3 )

9. R O B E R T E L L I O T K A H N • Robert Elliot Kahn is an American electrical engineer, who, along with Vint Cerf , first proposed the Transmission Control Protocol and the Internet Protocol, the fundamental communication protocols at the heart of the Internet.

10. V I N T C E R F

11. I N T E R N E T ( P U R P O S E ) • Provide Global access to data • Communications

12. I N T E R N E T ( U S E ) • I s essential for advancing research in science, medicine, engineering and design • I n maintaining global defense and surveillance

13. I N T E R N E T ( I M P A C T ) Advantages • T h e depth of the change • M akes them live easily Disadvantages • R i sk of alienation • D e p ression etc.

14. A L U M I N U M

15. H A N S C H R I S T I A N O E R S T E D Aluminium was first isolated by Hans Christian Oersted in 1825 who reacted aluminium chloride (AlCl3) with potassium amalgam (an alloy of potassium and mercury). Heating the resulting aluminium amalgam under reduced pressure caused the mercury to boil away leaving an impure sample of aluminium metal.

16. A L U M I N UM ( P U R P O S E S ) Aluminium is used in a huge variety of products including cans, foils, kitchen utensils, window frames, beer kegs and aeroplane parts.

17. A L U M I N UM ( U S E S ) • Consumer Goods • Construction • Transportation • Electrical

18. A L U M I N UM ( I M P A C T S ) • Human - may cause Alzheimer's disease and breast cancer . • Society - recognised as a toxic agent in aquatic and terrestrial ecosystems . - greenhouse gas emission .

19. P E R S O N A L C O M P U T E R ( P C )

20. P E R S O N A L COMPUTER • Personal computer works by combining input, storage, processing, and output. All the main parts of a computer system are involved in one of these four processes.

21. P E R S O N A L COMPUTER ( P U R P O S E S ) • I nput • S t o rage • P rocessing • O u t p u t

22. P E R S O N A L COMPUTER ( U S E S ) • E d u cation • W ork • G aming

23. C A M E R A

24. J O H A N N Z A H N • Johann Zahn - the person who invented the first camera in the world.

25. C A M E R A • A device for recording visual images in form of photographs, films or video signals.

26. C A M E R A • Digital Camera - that capture photographs in digital memory. • Camera Phones - able to capture photographs • Kyocera Visual Phone VP-210

27. C A M E R A • U se and purpose • W ork • I mpact

28. E M A I L

29. E M A I L • I t simply allows you to send and recieve messages to and from anyone with an email address, anywhere in the world.

30. R A Y T O M L I N S O N • I n vented and Developed EMAIL in 1972 by creating it at ARPHANET's networked Email system • I t became an important mode of communication today.

31. S M A R T PHONES

32. S M A R T PHONE S • Smartphones usecell phone technology to send and recieve data.

33. S M A R T PHONE S • A s smartphones have evolved, app developers have found new, ingenious ways to ise hardware and wireless connectivity to make information instantly available to users.

34. S T E V E J O B S • T he person who invented the smartphone in the world.

35. S M A R T PHONE S ( P U R P O S E S ) • NIX for iOS • L U NIX for ANDROID

36. S M A R T P HONES ( U S E S ) • C o m m u n ication • E d u c a t ion • B u s i n e s s • G a m i n g • P h o t o graph y

37. S M A R T P HONES ( I M P A C T ) It is true that the smartphone has a sizeable impact on society and other aspects of life. Smartphone has impacted almost all walk of human life. The prominent areas, where impacts of Smartphone are obvious include business, education, health, and social life. Mobile technology has drastically changed the cultural norms and individual behaviors. Smartphone use in society by educating users on how to use Smartphones smartly.

38. R A D A R

39. R A D A R • I s a detection system that uses radio waves to determine the range, angle, or velocity of objects.

40. R A D A R • Radar was developed secretly for military use by several nations in the period before and during World War II.

41. H E I N R I C H H E R T Z ( 1 8 8 6 ) • H einrich H e r t z started with experiments by in late 19th century that showed that radio waves were reflected by metallic objects.

42. C H R I S T IAN H Ü L S M E Y E R ( 1 9 4 ) • German inventor who first used them to build a simple ship detection device intended to help avoid collisions in fog (Reichspatent Nr. 165546).

43. R A D A R • U S E • P U R P O S E • I M P A C T

44. T H A N K Y O U ! ! !

45. S o u r c e : https://www.biographyonline.net/scientists/modern-inventions.html