Event Year: 2022 Event Location: Cocoa-FL Competition: Junior Solar Sprint Division: 4-6 (JSS Green) School: NSU University School Team Size: 2
Team Information
Megalodon!
Car Name: Megalodon
Team Name: The Sunshine Sharks
School Name: NSU University School
Team Members Names: Polina S. and Hannah R.
Design Documentation
Project Log
Date
Hours
Tasks Performed
Obstacles Encountered
Modifications to Car
2/2
1
I learned about the competition, looked at other cars, then planned out my car.
It was difficult for me to come up with an idea for my car because I had never done it before.
3/2
1
I got a piece of balsa wood for the body. I chose large wheels for the back and smaller wheels for the front. I hammered the large gear on the back axel and put on the two back wheels with spacers. hammered my wheels.
body done
3/9
1
I glued on my motor and back and front wheels.
my motor fell off 2 times, and my front wheels fell off 1 time.
Wheels and motor attached
3/16
1
I made my ball holder. I tested my car on battery in the hall.
added ball holder
3/23
1
I made the panel holders and used velcro to attach my solar panel. I tested my car inside.
Velcro kept falling off
added panel supports and panel
3/30
1
Then I got my battery pack on and my binder comb on
my binder comb fell off
added battery pack
4/6
.5
Tested my car during recess
4/7
.5
Tested my car during recess
4/20
1
School Competition
front wheels fell off
4/21
.5
Glued wheels back on and made sure it went straight
Design Drawings
Finished Car Specifications
Car Size with Panel
Length: 33 cm
Width: 11 cm
Height: 7.5 cm
Weight with Panel
122.94 g
Wheel size
Front wheels: 3.5 cm
Back wheels: 4 cm
Gear Ratio
motor gear: axle gear 10:30=1:3
Materials Used
Approx. Cost
New:
Solar Made solar panel, motor
20.99
motor
2.50
black gears (2 x 0.34)
0.68
front wheels with axel (accessory pack)
3.99
axel for back
2.50
back wheels
0.30
balsa wood
2.31
spacers for bearings
5.45
switch
0.05
piece of black binder for eyelet
0.07
Velcro
0.07
alligator clips
0.14
Consumables:
masking tape
hot glue
solder
Recycled:
card board
balsa wood for supporting panel and attaching binder comb
Test Results / Trial Runs
Test Runs 1 – date: 4/6/2022 Weather conditions: Partly cloudy Ran on panel
Observations of results: My car went straight Any recommendations for improvements:
Attempt
Time, s
Distance, m
Speed, m/s
1
5.65
14.5
2.57
2
6.06
14.5
2.39
3
5.94
14.5
2.44
Test Runs 2 – date: 4/7/2022 Weather conditions: Sunny Ran on Panel
Observations of results: My car went straight Any recommendations for improvements:
Attempt
Time, s
Distance, m
Speed, m/s
1
5.81
14.5
2.50
2
6.31
14.5
2.30
3
6.01
14.5
2.41
Test Runs 3 – date: 4/20/2022 Weather conditions: sunny most of the time Battery or Panel: I ran on panel
Observations of results: I felt like my car went well but my wheel fell off so I only ran twice. Any recommendations for improvements: Going to reinforce with adult hot glue so it doesn’t fall off easily
Attempt
Time, s
Distance, m
Speed, m/s
1
7.85
20m
7.55
2
7.50
20m
2.67
Vehicle Features Video
Additional Information
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One thought on “The Sunshine Sharks”
This is very detailed. Great job on the documentation and webpage!
This is very detailed. Great job on the documentation and webpage!