theory of knowledge. introduction you know a lot by now! easy access to even more knowledge...
TRANSCRIPT
![Page 1: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/1.jpg)
Theory of Knowledge
![Page 2: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/2.jpg)
Introduction
• You know a lot by now!
• Easy access to even more knowledge
- Newspapers!‘Alien base found on dark side of the moon’
- Internet!‘Elvis is alive’ websites
• Claims made about future all the time
![Page 3: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/3.jpg)
• ‘There is no likelihood that humans will ever tap the power of the atom’ Robert Millikan, Nobel Prize winner in Physics
• ‘The atom bomb will never go off and I speak as an expert’ Admiral Leahy, advisor to the US President (1945)
• ‘I think there will be a world market for 5 computers’ Thomas Watson, founder of IBM (1958)
• ‘By 2000 women will wear pants, men will wear skirts, both sexes will go bare-chested and clothes will be see-through.’ Rudi Gernreitch. American fashion expert (1970)
• ‘The internet will never take off.’ Bill Gates, founder of Microsoft (1988)
![Page 4: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/4.jpg)
![Page 5: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/5.jpg)
What is knowledge?
![Page 6: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/6.jpg)
![Page 7: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/7.jpg)
![Page 8: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/8.jpg)
What do you know?
You have 5 minutes to write down things that you “know”.
![Page 9: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/9.jpg)
What is knowledge?
Of the things you know, can you pick 3 things that you are certain of?
![Page 10: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/10.jpg)
What is knowledge?
Can you choose three of the things you “know” that you are least certain of?
![Page 11: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/11.jpg)
Belief/knowledge continuum
Unlikely Probable
Impossible PossibleCertain
![Page 12: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/12.jpg)
Where do we get our knowledge from?
Look at your list of things that you „know”. Where and how did you get that knowledge?
![Page 13: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/13.jpg)
How do you know?
![Page 14: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/14.jpg)
The sky is blue?
![Page 15: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/15.jpg)
Perception
![Page 16: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/16.jpg)
Perception
![Page 17: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/17.jpg)
How many leprechauns?
![Page 18: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/18.jpg)
Perception
Tractor Perspective Illusion - Optical Illusion Image Gallery #33
![Page 19: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/19.jpg)
1 + 1 = 2
![Page 20: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/20.jpg)
1 + 1 = 2?
In base 2, 1 + 1 = 10
104 103 102 101 100 10-1 10-2 10-3
1 5
25 24 23 22 21 20 2-1 2-2 2-3
1 1 1 1
![Page 21: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/21.jpg)
1 + 1 = 2?
+ =
![Page 22: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/22.jpg)
I know I went for a run yesterday
![Page 23: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/23.jpg)
I know women are more emotional than men
![Page 24: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/24.jpg)
I know I love my brother
![Page 25: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/25.jpg)
I know that a lake is more beautiful than a sewage works
![Page 26: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/26.jpg)
I know the room is hot
![Page 27: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/27.jpg)
I know that Mozart was a great composer
![Page 28: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/28.jpg)
I know there is life after death
![Page 29: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/29.jpg)
I know there is a God
![Page 30: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/30.jpg)
I know dogs are disgusting
![Page 31: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/31.jpg)
““certainty”certainty”• Distinguishes knowledge from belief.• Truth without doubt.
• Language
• Perception
• Reason
• Emotion
I think, therefore I am
![Page 32: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/32.jpg)
““relativism”relativism”• No absolute objective truth• Knowledge is relative to the individual, culture or society
This may be safer for ethics, politics & religion.But what about maths and science?
I knew the Earth was flat
I know Santa Claus exists
![Page 33: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/33.jpg)
• you must believe the knowledge statement
• your belief in the knowledge statement has to be true
• your true belief has to be justified.
““justified, true belief”justified, true belief”
![Page 34: Theory of Knowledge. Introduction You know a lot by now! Easy access to even more knowledge -Newspapers!‘Alien base found on dark side of the moon’ -](https://reader035.vdocuments.mx/reader035/viewer/2022062717/56649e345503460f94b22f34/html5/thumbnails/34.jpg)
““justified, true belief”justified, true belief”Requires:• Evidence – reasonable & positive evidence that supports & justifies belief. Coherence – does this fit with our current understanding?
Can you see any problems with these requirements?