Physics chapter 2

Physics chapter 2 - 1 1 I’ve got my clicker now Y e s S a...

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Unformatted text preview: 1 1 I’ve got my clicker now! Y e s S a d ly , n o t y e t . 68 383 1. Yes 2. Sadly, not yet. 2 I’m OK with Prof. Ragan using my clicker information (anonymously) for further research in clicker technology and teaching. Y e s , I’ m O K w i t h t h a t . N o , p l e a s e r e m o v e m y . .. 7 455 1. Yes, I’m OK with that. 2. No, please remove my clicker responses from the data prior to using it. 2 3 You are… F e m a l e M a l e 156 303 1. Female 2. Male 4 You did your high school in… Q u e b e c A lt a , B C , o r n . . M a n o r S a s k T h e G T A E l s e w h e r e in O . . T h e A tl a n t ic p . . T h e l o w e r 4 8 E l s e w h e r e N o w h e r e ! 12 116 13 97 12 78 40 10 86 1. Quebec 2. Alta, BC, or north of 60 o 3. Man or Sask 4. The GTA 5. Elsewhere in Ontari(--ari-ari)-o 6. The Atlantic provinces 7. The lower 48 8. Elsewhere 9. Nowhere! 3 5 Your previous level of physics is... F i n i s h e d g r a d e . . S o m e h i g h- s c h o . . . N o h ig h- s c h o o l .. . S o o l d y o u c a n . . Y o u ’d r e a l ly p . . 260 121 25 9 50 1. Finished grade 12 physics 2. Some high-school physics 3. No high-school-physics 4. So old you can’t even remember… 5. You’d really prefer to not talk about it, OK? 6 Your excitement level at taking Physics 101 is… I n t h e s t r a t o s . . . L o w e r – m a y b e . . . P r o b a b ly s t i l l . . . S u b t e r r a n e a n S o l o w t h a t t h . . . 76 107 100 47 133 1. In the stratosphere 2. Lower – maybe around CN Tower height 3. Probably still above ground, but just barely 4. Subterranean 5. So low that the appropriate scale may be Richter 4 7 Why take this course? S a d ly , it ’s c o . . . E v e n m o r e s a d l .. . Y o u ’v e a l w a y s . .. I t ’ s ju s t w a y . .. N o n e o f t h e a b . . . 162 178 19 61 47 1. Sadly, it’s compulsory for your science program… 2. Even more sadly, it’s compulsory for med school 3. You’ve always wanted to understand things… 4. It’s just way cool… 5. None of the above… 8 Which tutorial time would be best for you? M o n d a y 1 2 :3 – . . M o n d a y 1 :3 – . . M o n d a y 2 :3 – . . W e d n e s d a y 1 2 :3 . . W e d n e s d a y 4 :3 . . T h u r s d a y 4 :0 . . F r id a y 1 2 : 3 – . . F r id a y 1 :3 – . . 2 95 72 31 97 1 2 95 1. Monday 12:30 – 1:30 2. Monday 1:30 – 2:30 3. Monday 2:30 – 3:30 4. Wednesday 12:30 – 1:30 5. Wednesday 4:30 – 5:30 6. Thursday 4:00 – 5:30 7. Friday 12:30 – 1:30 8. Friday 1:30 – 2:30 5 9 SUMMARY: - simplify motion: point masses, no forces acting- relevant quantities are distance/displacement speed/velocity acceleration- graphically: displacement velocity acceleration- for constant acceleration: v = v + at v aver = (v + v )/2 v 2 = v 2 + 2a (x – x ) x = x + v t + ½at 2 slope slope area under curve area under curve Physics 101 – Lecture 2 One-dimensional kinematics 10 MECHANICS: the study of motions, forces & energies. Usually comprises: • kinematics – description of how things move...
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Physics chapter 2 - 1 1 I’ve got my clicker now Y e s S a...

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