Graphs of Motion Please read about acceleration on

Graphs of Motion Please read about acceleration on pages 64 and 65. Be prepared to define acceletation. Keystones: 3. 2. B

Students will be able to: Analyze motion graphs Graphically determine Displacement, Velocity, and Acceleration. Keystones: 3. 2. B

Let’s measure an Acceleration. Initial Velocity Final Velocity Time interval Keystones: 3. 2. B

Constant Acceleration 400 350 Distance (m) 300 250 200 150 100 50 0 0 2 4 6 8 10 Time (s) 12 14 16 18 20 22

Constant Acceleration 60 50 40 Velocity (m/s) 30 20 10 0 0 2 4 6 8 10 -20 -30 Time (s) 12 14 16 18 20 22

Constant Acceleration 60 50 40 Velocity (m/s) 30 A 1 20 10 A 2 0 0 2 4 6 8 10 -20 -30 Time (s) 12 14 16 18 20 22

Constant Acceleration 400 350 Distance (m) 300 250 200 150 100 50 0 0 2 4 6 8 10 Time (s) 12 14 16 18 20 22

Constant Acceleration 60 50 40 Velocity (m/s) 30 20 10 0 0 2 4 6 8 10 -20 -30 Time (s) 12 14 16 18 20 22

Constant Acceleration 0 0 2 4 6 8 10 -0, 5 Acceleration (m/s/s) -1 -1, 5 -2 -2, 5 -3 -3, 5 -4 Time (s) 12 14 16 18 20 22

Summary The slope of a position vs. time graph yields velocity. The slope of a velocity vs. time graph yields acceleration. The area under the curve of a velocity vs. time graph yields displacement. Keystones: 3. 2. B