Motion and Energy, Forces, Forces and Fluids. Motion and Speed.
Unit 2 (Motion & Forces), Day 1
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Transcript of Unit 2 (Motion & Forces), Day 1
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Unit 2 (Motion & Forces), Day 1
Distance vs. Displacement, Speed vs. Velocity
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Student Entrance Pick up 4 papers
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
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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)
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Collect Catalyst
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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
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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
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Think-Pair-Share Mrs. Larkin’s Example
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Think-Pair-Share Think:
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
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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
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Think-Pair-Share Think:
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
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Think-Pair-Share Mrs. Larkin’s Example
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Collect BOTH Walking Directions All that you should have left
White homework worksheet Pink physics equation sheet
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Distance vs. Displacement Notebook
9/25 or 9/26UNIT 2 (MOTION & FORCES), DAY 1
• Distance vs. Displacement
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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
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Distance vs. Displacement Distance: how much the object has moved Displacement: how far object is from its
starting point
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Distance vs. Displacement Notebook
9/25 or 9/26UNIT 2 (MOTION & FORCES), DAY 1
• Distance vs. Displacement
• Scalars vs. Vectors
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Scalar vs. Vector
Scalar: measurement , no directionTo represent a scalar, use a letter
Distance: dTime: tSpeed: v
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Scalar vs. Vector
Vector: measurement WITH direction To represent a vector, use a letter &
arrowDisplacement: x or y Velocity: vAcceleration: a
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Scalar vs. Vector Why x or y for displacement?
+X-x
+y
-y
(horizontal)
(vertical)
Memory Trick:• H is before V, justlike X is before Y
ALONG THE GROUND
FALLING DOWN
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BREAK 7 minutes Must be seated, otherwise TARDY
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PracticeWhiteboards60 seconds: group nameWork with your groupDo not lose markersTry to not show your answers to other groups!
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Practice Mrs. Larkin runs forward 10 feet. She then
turns around and runs back 7 feet. What distance did she run?
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Practice Mrs. Larkin runs forward 13 feet. She then
turns around and runs back 6 feet. What displacement did she run?
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Practice Shadow runs 3 meters east, then 2 meters
north, then 3 meters west. What distance did she run?
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Practice Shadow runs 4 inches north, then 5 inches
east, then 4 inches south. What displacement did she run?
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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?
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Practice La Luz runs a complete circle around the
classroom. What displacement did she run? (Use feet)
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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 meter
sacross
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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 meter
sacross
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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 numeratorshave in common?
What do all the denominatorshave in common?
hmi
hkm
sm
sft
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Speed vs. Velocity Notebook
9/25 or 9/26UNIT 2 (MOTION & FORCES), DAY 1
• Distance vs. Displacement
• Scalars vs. Vectors
• Speed vs. Velocity
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Speed vs. Velocity
Speed (SCALAR) is the total distancetraveled in a certain amount of time.
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Speed vs. Velocity
Velocity (VECTOR) is the displacement (change in position) that occurs in a certain amount of time.
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Practice - Whiteboards Running 59.8 miles in 2 hours
When finished with whiteboards, get this problem into notebooks
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Practice - Whiteboards Running 150.6 kilometers in 3 hours
When finished with whiteboards, get this problem into notebooks
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Practice - Whiteboards Running 33.75 meters in 2.5 seconds
When finished with whiteboards, get this problem into notebooks
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Practice - Whiteboards Running 21.65 feet in 0.5 seconds
When finished with whiteboards, get this problem into notebooks
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Physics Reference Sheet
Velocity:Speed:
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HomeworkUnit 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