Week 4: 25 September to 29 September 2023

25 September 2023:

**In Class:** Finding Resultants Graphically (parallelogram and triangle methods).

Expectations: Students will be able to solve vector addition graphically using parallelogram and triangle methods.

**Due:** Pages 1:142-143 ( 70 – 77 ). Take-Home Quiz on Unit 1 Section 1 (pages 1:1 to 1:17).

**Homework:** Pages 1:143-144 ( 78 – 81 ).

**Lab 2a:**

Finish the
Orienteering Lab (graphical vectors) Part a.

Expectations: Students will solve for the resultant of vectors graphically.

26 September 2023:

**In Class:** Finding Resultants of Perpendicular Components Algebraically.

*c*

^{2}=

*a*

^{2}+

*b*

^{2}

*c*= hypotenuse

*a*= one leg

*b*= second leg

Expectations: Students will be able to solve for resultants of perpendicular components.

**Due:** Pages 1:143-144 ( 78 – 81 ).

**Homework:** Pages 1:144-146 ( 82 – 94 ).

27 September 2023:

**In Class:** Resolving a Vector into Vertical and Horizontal Components.

*A*=

_{y}*A*sin θ

*A*=

_{x}*A*cos θ

*A*= Any vector

*A*= Vertical component of

_{y}*A*

*A*= Horizontal component of

_{x}*A*

θ = Angle from

*A*to horizontal

Expectations: Students will be able to resolve a vector into vertical and horizontal components algebraically.

**Due:** Pages 1:144-146 ( 82 – 94 ).

**Homework:** Pages 1:147-148 ( 95 – 101 ).

28 September 2023:

**No Class:** Physics does not meet on Thursday.

29 September 2023:

**In Class:** Equilibrium.

Expectations: Students will be able to solve for the force required to achieve equilibrium given a single vector or perpendicular components.

**Due:** Pages 1:147-148 ( 95 – 101 ).

**Homework:** Pages 1:148-149 ( 102 – 105 ).

**Note:** 1^{st} quarter ends 9 November 2023.