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Monday, March 4, 2013

Velocity And Displactment

Lab #2 Displacement and Velocity

Procedure

In our experiment we impart use two footnotes (Walker A and B) a timer, and a recorder. We volition have a break downing position at 0 meters for the handcarts memorialiseed off with water ice. Then we allow measure a distance of 40 meters from the pay offing 0 meter mark and mark the 40 meter mark off with chalk as well. Our two walkers bequeath gauge their base on balls facilitate. We will have them practice walking at a continual step, walker A will be at a slower pace, and walker B will be at a faster pace. When ready, recorder will signal walker A to begin walking and start timer at the exact same time. Walker A will start at 0m and walk toward the 40m mark at the slower never-ending pace. When walker A r for each onees final destination point (40m) she/he will raise their hand and signal recorder to full point the timer, and record the time to nearest half second. We will ingeminate 3 runs for walker A and record their times devising sure they are fairly consistent with their speed (within 10% of eachother).

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We will then calculate the speed of the walker for each of the trials apply the following formula:

S = D / T

S= speed
T= Time
D= Distance

SI units= m/s

We will then average walker As speed (Walker A average speed will be enter as Sa, Walker B will be record as Sb) by doing the follwing:

(S1+S2+S3)/3 = S

S1 = Speed trial 1
S2 = Speed trial 2
S3 = Speed trial 3

Va = Sa

Vb = -Sb (Since velocity is a vector it needs to show its direction, thus walker B is walking in the opposite direction than walker A, therefore, walker Bs velocity will be a negative.)

Va= Velocity of Walker A
Vb= Velocity for Walker B

We will recall steps and calculations for our Walker B at the faster pace starting at the 40 meter mark and walking towards the 0 meter mark. After, we will predict the time it would plow for walkers A and B to meet each other if they start at the two ends of the measured distance and walk towards each-other using the given...If you want to get a full essay, order it on our website: Ordercustompaper.com



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