Pasco PS-2138 Goniometer User Manual

Instruction ManualNo. 012-08904AGoniometerPS-2138, PS-2137

Goniometer Experiment10®4. Place a pen in your hand (as shown) so that you will draw on the board while keeping the back of your hand closest to the b

Model No. PS-2138 Experiment11®Analysis1) Look at the graph of Angle vs. Time. According to the graph, what angle in radians did you trace out on the

Goniometer Experiment12®Part 2: Tangential Velocity vs. Angular VelocityWhen you rotate your forearm about the elbow, your hand does not move in a str

Model No. PS-2138 Experiment13®3. Mount the Motion Sensor in front of you at shoulder level and about 60 cm from your chest.4. Hold your arm (as show

Goniometer Experiment14®4) Write the equation of the best-fit line in terms of vT, ω and slope. Does the relationship represented by this equation sup

Model No. PS-2138 Experiment15®Part 3: Centripetal and Tangential AccelerationsWhen your forearm rotates about your elbow the velocity of your hand i

Goniometer Experiment16®4. Hold the Acceleration Sensor in your hand with the sensor's X-axis parallel to your forearm and pointing toward your e

Model No. PS-2138 Experiment17®AnalysisIn this analysis, use units of m/s/s or m/s2 for acceleration, rad/s for angular velocity, and rad/s/s or rad/

Goniometer Experiment18®Centripetal Acceleration5) Look at graphs of Angular Velocity vs. Time and Centripetal Acceleration vs. Time together.* How ar

Model No. PS-2138 Experiment Teachers' Notes and Sample Data19®Experiment Teachers' Notes and Sample DataPart 1In this example r = 0.38 m.1

Goniometer Model No. PS-2138ContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Goniometer Experiment Teachers' Notes and Sample Data20®2) The graph of Velocity vs. Angular Velocity shows a directly proportional, linear relat

Model No. PS-2138 Experiment Teachers' Notes and Sample Data21®2) In this example, the slope of the best fit line is 0.29 m ± 0.01 m.3) aT = slo

Goniometer Experiment Teachers' Notes and Sample Data22®7) When ω was negative, aC was positive, therefor the centripetal acceleration was toward

Model No. PS-2138 Other Sample Data23®experiment, and consider how these factors contribute to precision and accuracy of the collected data.Other Sam

Goniometer Other Sample Data24®Hip angle while waking at a normal pace (top) and walking quickly (bottom). Note the difference in frequency and amplit

Model No. PS-2138 GoniometerSafetyRead the instructions before using this product. Students should be supervised by their instructors. When using this

Model No. PS-2138 Goniometer3®GoniometerPS-2137, PS-2138Model PS-2137 includes probe, straps and angle sensor; model PS-2138 includes probe and straps

Goniometer Probe Mounting4®Probe (included) or with an optional second probe to measure two joints simultaneously. You can use multiple sensors togeth

Model No. PS-2138 Sensor Setup5®KneePlace the large strap around the thigh just above the knee. Place a small strap around the upper part of the calf

Goniometer Suggested Activities6®Angular acceleration is the change between consecutive velocity calculations divided by the time between samples.The

Model No. PS-2138 Suggested Activities7®thrown objects using Photogate Tape (ME-6664), a Photogate (ME-9204B) and a Digital Adapter (PS-2159).Collect

Goniometer Suggested Activities8®

Model No. PS-2138 Goniometer9®ExperimentIn this activity you will rotate your arm about your elbow and investigate how the position, velocity and acce