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locityAL VELOCITY ESTIMATES (Segment Distance/Segment Time VELOCITY Walk Ve ocit

ID: 1579898 • Letter: L

Question

locityAL VELOCITY ESTIMATES (Segment Distance/Segment Time VELOCITY Walk Ve ocity Jog Velocity Sprint Velocity (m/see m/sec) m/sec 655m DI/TI-VI D2/T2=V2 D3T3-V3 1 HORIZONTAL ACCELERATION ESTIMATES (Change Veloc Acceleration) ity/Time- Velocity Walk Jog Acceleration Sprint Acceleration Acceleration (m/see) m/see (m/sec) CALCULATIONS: Questions: 1. Based on motor skills and biomechanical concepts related to physical activity, provide an example in the data where there is an increase in velocity. Based on motor skills and biomechanical concepts related to physical provide an example in the data where there is a decrease in velocity. activity, 2. Based on motor skills and biomechanical concepts related to physical activity, provide an example in the data where there is positive acceleration. 3. Based on motor skills and biomechanical concepts related to physical activity, provide an example in the data where there is negative acceleration. 4.

Explanation / Answer

Q3:

Positive Acceleration:

It shows the increase in the velocity.

In Walk, Positive acceleration is between Segment Distance-1 and Segment Distance-2. Since, the velocity at Segment Distance-1 is 0.99 m/s and at Segment Distance-2 is 1.50 m/s. Velocity is increased from 0.99 m/s to 1.50 m/s with a positive acceleration of 0.16 m/s2.

In Jog, Positive acceleration is between Segment Distance-2 and Segment Distance-3. Since, the velocity at Segment Distance-2 is 3.23 m/s and at Segment Distance-3 is 6.39 m/s. Velocity is increased from 3.23 m/s to 6.39 m/s with a positive acceleration of 3.81 m/s2.

In Sprint,  Positive acceleration is between Segment Distance-1 to Segment Distance-2, also between Segment Distance-2 to Segment Distance-3. Since, the velocity at Segment Distance-1 is 5.25 m/s and at Segment Distance-2 is 6.54 m/s.  Velocity is increased from 5.25 m/s to 6.54 m/s with a positive acceleration of 1.59 m/s2. Also, the velocity at Segment Distance-2 is 6.54 m/s and at Segment Distance-3 is 26.5 m/s. Velocity is increased from 6.54 m/s to 26.5 m/s with a positive acceleration of 99.8 m/s2.

Q4:

Negative Acceleration:

It shows the decrease in the velocity.

In Walk, Negative acceleration is between Segment Distance-2 and Segment Distance-3 & Segment Distance-3 and Segment Distance-4. Since, the velocity at Segment Distance-2 is 1.5 m/s and at Segment Distance-3 is 1.46 m/s, Velocity is decreased from 1.5 m/s to 1.46 m/s with a Negative acceleration of 0.01 m/s2. Also, Since the velocity at Segment Distance-3 is 1.46 m/s and at Segment Distance-4 is 0.95 m/s, Velocity is decreased from 1.46 m/s to 0.95 m/s with a Negative acceleration of 0.09 m/s2.

In Jog, Negative acceleration is between Segment Distance-1 and Segment Distance-2 & Segment Distance-3 and Segment Distance-4. Since, the velocity at Segment Distance-1 is 3.53 m/s and at Segment Distance-2 is 3.23 m/s,  Velocity is decreased from 3.53 m/s to 3.23 m/s with a Negative acceleration of 0.18 m/s2. Also, Since the velocity at Segment Distance-3 is 6.39 m/s and at Segment Distance-4 is 2.30 m/s, Velocity is decreased from 6.39 m/s to 2.30 m/s with a Negative acceleration of 1.78 m/s2.

In Sprint, Negative acceleration is between Segment Distance-3 and Segment Distance-4. Since, the velocity at Segment Distance-3 is 26.50 m/s and at Segment Distance-4 is 3.66 m/s,  Velocity is decreased from 26.50 m/s to 3.66 m/s with a Negative acceleration of 15.75 m/s2.