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Phys 221 - Mechanics

Class Schedule

The calendar is updated as we move through the quarter (don't trust what is written beyond the current week).

 Week
 Lecture topics (check videos posted on Canvas)
Tuesday (Lab/Tutorial)
Thursday (Lab/Tutorial)
I
II
III

 

1

1/5-1/8

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Welcome. What to expect in this class.

Motion diagram, displacement,
taverage velocity, average speed

Read 1.1-4

Average acceleration, examples of motion diagrams

Read 1.5-6

Jan 6

Velocity: tutorial pp 3-6 (bring your tutorial book)

Tutorial solution

Jan 8

Representations of motion: tutorial pp 7-10 (bring your tutorial book)

Tutorial solution

2

1/12-1/15

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Kinematics: 1D motion, position graphs

examples (see solution video on Canvas)

Read 1.7-8, 2.1-3

Motion with constant acceleration

Free fall video

Chapter 2 examples (with solutions)

Read 2.4-5

Instantaneous acceleration.

Read 2.7

Jan 13

Acceleration in 1D: tutorial pp 11-14 (bring your tutorial book)

Tutorial solution

Jan 15

Lab: changing motion

report

3

1/19-1/22

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Vector algebra

Read 3.1-4

Vector examples

Motion in 2D: example, solution

Read 4.1

Jan 20

Vectors (examples, solution)

Jan 22

Lab: Addition of vectors

4

1/26-1/29

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Projectile motion

(Mathematica illustration)

Read 4.2

2D Kinematics examples

Relative motion

Read 4.3

Jan 27

Motion in 2D: tutorial pp 15-18 (bring your tutorial book)

Tutorial solution

Jan 29

Relative motion: tutorial pp 19-23 (bring your tutorial book)

Tutorial solution

5

2/2-2/5

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Motion in a circle, centripetal acceleration.

Kinematics circular motion examples

Read 4.4-5

Non uniform circular motion

Read 4.6

Force, Newton's 1st and 2nd laws, force examples, free body diagram (FBD)

Read 5.1-5.7

Feb 3

FBD: tutorial pp 25-30 (bring your tutorial book)

Tutorial solution

Feb 5

No class (college-wide professional development day)

6

2/9-2/12

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Motion along a line: Newton's 2nd law in 1D,

Motion examples

Read 6.1-6.2

Mass, weight and apparent weight

Read 6.3

Friction, drag,

Read 6.4 - 6.6

Feb 10

Newton's 2nd & 3rd laws: tutorial pp 31-34 (bring your tutorial book)

Tutorial solution

Read 7.1-7.3

Feb 12

Lab: projectile motion

7

2/16-2/19

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Friction examples

skier (Mathematica file)

(Examples using Newton's laws)

Reread chapters 6 & 7.1-3, read 7.4-5

Dynamics of uniform circular motion.

Dynamics circular motion examples

Mass on turn table animation

Read 8.1-8.4

Dynamics of non-uniform circular motion.

examples, loop the loop solution

Read 8.5

Feb 17

Exam 1

(chapters 1 through 5)

topics

Sample 1: exam, solution
Sample 2: exam, solution
Sample 3: exam, solution

Feb 19

Lab: Experiencing Newton's laws

8

2/23-2/26

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Work of a force

Work energy examples

Read 9.1-3

Work of a spring, work done by dissipative forces

Work energy with spring examples

Read 9.4-5

Power

Read 9.6

 

Feb 24

Tension: tutorial pp 35-38 (bring your tutorial book)

Feb 26

Work-energy theorem: tutorial pp 39-42

Tutorial solution

Lab: Friction

9

3/2-3/5

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Kinetic energy & potential energy

KE-PE Examples

Read 10.1-4

Energy diagrams

Read 10.5

Force and potential energy

Energy examples

Read 10.6

Mar 3

Exam 2

Notes

(chapters 4 through 8, but don't forget 1 through 3)

Sample 1: exam, solution
Sample 2: exam, solution
Sample 3: exam, solution
Sample 4: exam, solution

Mar 5

Changes in energy and momentum: tutorial pp 43-47

Tutorial solution

10

3/9-3/12

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Impulse and momentum

examples, example 1 solution

Read 11.1

Conservation of momentum

examples

Read 11.2

Collisions

Tennis ball - basket ball: video, Mathematica file

Read 11.3-4

Mar 10

Conservation of momentum in 1D: tutorial pp 49-52

Tutorial solution

Mar 12

Lab: Impulse-momentum theorem

11

3/16-3/19

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Momentum examples

Green goblin controversy: video

2D Momentum

Read 11.5

Review

Mar 17

Conservation of momentum in 2D: tutorial pp 53-56

Tutorial solution

Mar 19

Exam 3

Sample 1: exam, solution
Samplel 2: exam, solution

and some more
Sample 3: exam, solution
Sample 4: exam, solution
Sample 5: exam, solution

12

3/23-3/26

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Happy Break to All !!!