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Unit 2 (Motion & Forces), Day 1

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Presentation on theme: "Unit 2 (Motion & Forces), Day 1"— Presentation transcript:

1 Unit 2 (Motion & Forces), Day 1
Distance vs. Displacement, Speed vs. Velocity

2 Student Entrance Pick up 4 papers Begin Catalyst
Catalyst, Walking Directions (Distance), Physics Reference Sheet, Homework Begin Catalyst Silent activity Respond to questions on the CATALYST sheet Use complete sentences Will be turned in to Mrs. Larkin

3 Agenda 10 min: Catalyst (Exam Reflection)
25 min: Activity (Distance Activity, Displacement Activity) 25 min: Notes (Dist. vs. Disp., Scalar vs. Vector) 7 min: Break 8 min: Practice (Distance vs. Displacement) 10 min: Notes (Speed vs. Velocity) 13 min: Practice (Speed) 2 min: Homework (Speed vs. Velocity)

4 Collect Catalyst

5 Announcements If you were absent Monday/Tuesday, I need your labs!
Students must take exam by Thursday at 4:00 PM Otherwise you will receive a ZERO in the gradebook Period 1-3 Aidan Mobley Brie Quinones Period 2-4 Robbie Schraer Period 6-8 Bianca Covarrubias Jasson Montenegro Siri Khalsa Period 9-11 Lauren Lopez

6 Walking Directions (Distance)
Follow the directions on the worksheet Stay in the courtyard Everyone should do their own steps and turns 5 minute activity Be quick and efficient Focus on what you are doing, not on others

7 Think-Pair-Share Mrs. Larkin’s Example

8 Think-Pair-Share Think: Pair: Share: Recall your journey
Map it out on the dots as Mrs. Larkin did Pair: Compare journeys with your group members Share: 3 people called at random to draw their journeys

9 Walking Directions (Displacement)
NEW DIRECTIONS! Follow the directions on the worksheet Stay in the courtyard Everyone should do their own steps and turns 5 minute activity Be quick and efficient Focus on what you are doing, not on others

10 Think-Pair-Share Think: Pair: Share: Recall your journey
Map it out on the dots as Mrs. Larkin did Pair: Compare journeys with your group members Share: 3 people called at random to draw their journeys

11 Think-Pair-Share Mrs. Larkin’s Example

12 Collect BOTH Walking Directions
All that you should have left White homework worksheet Pink physics equation sheet

13 Distance vs. Displacement
Notebook 9/25 or 9/26 UNIT 2 (MOTION & FORCES), DAY 1 Distance vs. Displacement

14 Distance vs. Displacement
Draw small Venn Diagram (about size of hand) Talk to your group: 2 similarities for distance & displacement 1 difference for distance & displacement Distance Only: No direction Distance & Displacement: Dimension, Units Displacement Only: With direction

15 Distance vs. Displacement
Distance: how much the object has moved Displacement: how far object is from its starting point

16 Distance vs. Displacement
Notebook 9/25 or 9/26 UNIT 2 (MOTION & FORCES), DAY 1 Distance vs. Displacement Scalars vs. Vectors

17 Scalar: measurement , no direction
Scalar vs. Vector Scalar: measurement , no direction To represent a scalar, use a letter Distance: d Time: t Speed: v

18 Vector: measurement WITH direction
Scalar vs. Vector Vector: measurement WITH direction To represent a vector, use a letter & arrow Displacement: x or y Velocity: v Acceleration: a

19 -x Scalar vs. Vector +y -y Memory Trick: H is before V, just
Why x or y for displacement? +y (vertical) FALLING DOWN ALONG THE GROUND -x +X (horizontal) Memory Trick: H is before V, just like X is before Y -y

20 BREAK 7 minutes Must be seated, otherwise TARDY

21 Whiteboards 60 seconds: group name Work with your group
Practice Whiteboards 60 seconds: group name Work with your group Do not lose markers Try to not show your answers to other groups!

22 Practice Mrs. Larkin runs forward 10 feet. She then turns around and runs back 7 feet. What distance did she run?

23 Practice Mrs. Larkin runs forward 13 feet. She then turns around and runs back 6 feet. What displacement did she run?

24 Practice Shadow runs 3 meters east, then 2 meters north, then 3 meters west. What distance did she run?

25 Practice Shadow runs 4 inches north, then 5 inches east, then 4 inches south. What displacement did she run?

26 Practice Ms. Parsons drives to and from Da Vinci Design, which is located 5 miles from her house. A. What is the total distance she drives every day? B. What is her displacement every day?

27 Practice La Luz runs a complete circle around the classroom. What displacement did she run? (Use feet)

28 Practice La Luz and Shadow are racing each other around a circular track. The track is 500 meters around and 159 meters across. La Luz gets tired and stops halfway around. Shadow finishes the race. A. Who has the greater displacement? B. By how many meters? 500 meters around 159 meters across

29 Practice La Luz and Shadow are racing each other around a circular track. The track is 500 meters around and 159 meters across. La Luz gets tired and stops halfway around. Shadow finishes the race. A. Who ran the greater distance? B. By how many meters? 500 meters around 159 meters across

30 Figuring Out an Equation
Here are some units for speed: Miles per hour (mi/h) Kilometers per hour (km/h) Meters per second (m/s) Feet per second (ft/s) What do all the numerators have in common? What do all the denominators have in common?

31 UNIT 2 (MOTION & FORCES), DAY 1
Speed vs. Velocity Notebook 9/25 or 9/26 UNIT 2 (MOTION & FORCES), DAY 1 Distance vs. Displacement Scalars vs. Vectors Speed vs. Velocity

32 Speed vs. Velocity Speed (SCALAR) is the total distance traveled in a certain amount of time.

33 Speed vs. Velocity Velocity (VECTOR) is the displacement (change in position) that occurs in a certain amount of time.

34 Practice - Whiteboards
Running 59.8 miles in 2 hours When finished with whiteboards, get this problem into notebooks

35 Practice - Whiteboards
Running kilometers in 3 hours When finished with whiteboards, get this problem into notebooks

36 Practice - Whiteboards
Running meters in 2.5 seconds When finished with whiteboards, get this problem into notebooks

37 Practice - Whiteboards
Running feet in 0.5 seconds When finished with whiteboards, get this problem into notebooks

38 Physics Reference Sheet
Speed: Velocity:

39 Unit 2, Day 1 – Homework Worksheet for Speed & Velocity
Due FRIDAY, SEPTEMBER 27TH Look at the homework on projector If there is extra time, students can work on this before leaving


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