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CM-02- Moving Along
Date 1/30/2024
Station:2
Instructor: Cuong Le
Group: Shane Swanson(Scribe), Ethan Uphoff, Mostafa Al-Bayati
Task 1:
A.
It moves forward at a constant velocity. It goes in a straight line but it was angled slightly off and went towards the sides of the paper. When it was picked up the wheels continued turning forward till it was switched to backwards. As it went in reverse it went at the same constant speed and still moved off the path of the paper because of where we placed it on the paper. B.
L\
Displacement in cm Forwards
Time in Seconds
0cm
0s
39.2cm
2s
75.5cm
4s
108cm
6s
140cm
8s
178.9cm
10s
195cm
12s
195cm
13s
Displacement in cm Backwards Time in Seconds
195cm
14s
139cm
16s
84.5cm
18s
49.5cm
20s
16.9cm
22s
0cm
23.2s
D.
Slope forward equals 16.588
0
2
4
6
8
10
12
14
0
50
100
150
200
250
f(x) = 16.59 x + 5.7
Displacement Vs Time Foward
Time in Seconds
Displacement in cm
Slope in the air equal to zero
11.5
12
12.5
13
13.5
14
14.5
0
50
100
150
200
250
f(x) = 195
Displacement Vs Time In the air Time in Seconds
Displacment in cm
Slope backwards is -19.505
12
14
16
18
20
22
24
0
50
100
150
200
250
f(x) = − 19.51 x + 445.56
Displacement Vs Time Backwards
Time in Seconds
Displacement in cm
E. The slopes are related to the toys because it is the displacement over time, which is speed. The equation of speed is displacement over time which is how we know. The sign of the slope shows which direction the car is going in relation to the starting point. F. The fastest speed that the car moved based off our data was between fourteen and sixteen seconds with a displacement of 56 cm. This will relate to a speed of 28cm/sec. It moved around 3cm/sec faster when going backwards based off our data. All the trucks did not show the same movement which is probably because of human error.
Task 2:
A.
Sensor works correctly. B.
It measures how long light waves take to return to the sensor after being sent out. C.
We used a hand starting from the front of the sensor. Then we slowly moved the hand back away from the sensor until it read 1 meter away from the sensor. Then after that we marked the
point when the sensor read one meter and marked the paper accordingly. Then we measured to see how accurate it was. Our results were that it read 1.2 centimeters short of the meter stick.
D.
Done
Task:3
A.
B.
Slope forwards is 0.184m/s or 18.4cm/s Slope backwards is -0.173m/s or -17.3cm/s
Slope when in air is -0.0355m/s or -3.55cm/s When the truck was in the air our data shows it was 0cm/s the sensor showed that it had a slope
of -3.55cm/s. It should be zero because the toy truck was not moving. When the truck was moving forward our data showed a slope of 16.58cm/s and the sensor showed that it had a slope of 18.4cm/s. Our slope data was slightly less but still pretty accurate likely to do with human error. When the truck was moving backwards our data showed a slope of -19.505cm/s and the sensor showed a slope of -17.3cm/s. Our slope was slightly more than the sensor. We think again this was due to human error.
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