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WorksheetsDesign Thinking Process-Ballon Car
Total questions: 59
Worksheet time: 2hrs 33mins
The Design Thinking Process is a _______-centered approach to solving problems.
human
machine
animal
object
Fill in the blank: The Design Thinking Process encourages creativity, ________, and iteration.
testing
competition
isolation
rigidity
The Design Thinking Process is perfect for ______ projects like ours!
STEM
history
art
language
Step 1 - Empathize
Goal: Understand the problem
Why build balloon-powered cars?
To understand basic physics concepts
To create a fun activity
To compete in a race
To recycle materials
Some real-world applications of building balloon-powered cars include:
Demonstrating basic physics concepts
Transporting goods over long distances
Generating electricity for cities
Replacing traditional automobiles
What user needs and constraints should be considered when building balloon-powered cars?
Speed and distance, material strength, and safety
Color of the balloon only
Number of wheels only
Type of fuel used
The best way to design a balloon-powered car that goes the furthest is to:
Use a larger balloon for more air and reduce friction on the wheels.
Add extra weight to the car.
Use a smaller balloon for less air.
Make the car out of heavy materials.
What are the constraints for the balloon-powered car design? (List all mentioned)
3D-printed parts, balloon only, size limits
Electric motor, solar panel, no size limits
Metal frame, remote control, no balloon
Wind power, rubber bands, no 3D-printed parts
What does success look like for the balloon-powered car challenge?
The car moves the farthest distance possible.
The car stays in one place.
The car pops the balloon immediately.
The car does not move at all.
According to the passage, a balloon-powered car demonstrates which law of motion?
Newton's first law
Newton's second law
Newton's third law
Newton's law of gravity
The action in a balloon-powered car is the air rushing out of the balloon, and the reaction is _________
the car being pushed forward
the balloon staying still
the air going back into the balloon
the car moving backward
The inflated balloon stores ________ energy, which is converted to kinetic energy as it releases air, causing the car to move.
potential
thermal
sound
chemical
What are the variables? What the forces acting on the car?
The variables are speed and mass; the forces are gravity and friction.
The variables are color and shape; the forces are magnetism and electricity.
The variables are time and temperature; the forces are light and sound.
The variables are distance and volume; the forces are pressure and buoyancy.
The friction force is the resistance between two objects ______ against each other.
sliding
floating
sticking
bouncing
What are the variables? Air resistance - Air resistance is also another form of friction where an object is sliding against ______ particles.
air
water
metal
sand
What are the variables? Can we do anything about air resistance?
The variables are the factors that can change in an experiment; air resistance can sometimes be reduced or ignored.
Variables are only constants; air resistance cannot be changed.
Variables are not important; air resistance always affects results.
Variables are the results; air resistance is never considered.
What can your do to limit: Can we do anything about air resistance?
Yes, we can reduce air resistance by streamlining objects.
No, nothing can be done about air resistance.
Air resistance only affects objects in space.
Air resistance is not a real force.
What can your do to limit: Where is the friction occurring?
At the point of contact between two surfaces
In the air surrounding the object
Inside the object only
Nowhere, friction does not occur
What can you do about reducing friction?
Apply lubricants
Increase roughness
Add weight
Use sticky surfaces
According to the passage, what does the nozzle size affect in a balloon car?
The color of the car
The distance the car will travel
The weight of the car
The shape of the balloon
Fill in the blank: The greater the nozzle size, the greater the (a) but the faster the air will escape.
True or False: The smaller the nozzle, the smaller the thrust but the car may roll longer.
True
False
What does the nozzle size determine in a balloon car according to the passage?
The amount of pushing force (thrust) the balloon will create
The number of wheels on the car
The color of the balloon
The material of the car
Which of the following factors should you consider when sketching at least 3 ideas for your solution?
Wheel size, axle type, balloon position, balance
Color, material, cost, brand
Weather, location, time of day, temperature
Sound, smell, taste, touch
What is the goal in Step 4 - Prototype? The goal is to ______ your design.
Build
Destroy
Ignore
Delay
Which software should you use to model parts in Step 4 - Prototype? Use ______ software to model parts.
CAD
Photo editing
Spreadsheet
Word processing
What should you do after modeling parts in Step 4 - Prototype? ______ and assemble your car.
3D print
Paint
Glue
Sand
In Step 4 - Prototype, what should you do to the balloon? ______ the balloon securely.
Mount
Paint
Deflate
Cut
What is the goal of Step 5
See it in action
Write a report
Skip the step
Change the requirements
What should you do with the car in Step 5
Race the car on the track
Paint the car with bright colors
Disassemble the car completely
Store the car in a garage
In Step 5 - Test, what should you measure?
Weight, height, color
Distance, speed, direction
Temperature, pressure, humidity
What should you do while testing in Step 5 - Test?
Step 6 - Iterate Goal: Improve your design What worked? What didn’t?
Reflect on what worked and what didn’t to improve your design.
Ignore feedback and continue with the same design.
Skip the iteration step.
Only focus on what didn’t work.
What is the goal of Step 6 in the iteration process?
Improve your design
Start from scratch
Ignore feedback
Finalize the product
What should you do to your CAD file during this step?
Modify the CAD file
Delete the CAD file
Ignore the CAD file
Print the CAD file
What should you do if time permits after modifying the CAD file?
Presenting your sketches, prototypes, and final car can be done by:
Displaying them in a portfolio or presentation
Describing them verbally only
Not showing any visuals
Ignoring the prototypes
Step 7 - Present Goal: Share your journey Explain your problem-solving process. How did you solve the problems you encountered during your project?
By sharing your problem-solving process and how you overcame challenges.
By ignoring the problems encountered.
By not explaining your journey.
By hiding the solutions to the problems.
What did you learn from this project?
I learned new skills from this project.
I did not learn anything from this project.
I found the project too difficult to learn from.
I already knew everything in this project.
Begin with empathy: Why is this challenge important?
To understand the needs and feelings of others
To ignore the problem
To make quick decisions
To focus only on solutions
Create a clear design problem about your ballon car.
List your constraints for the balloon car project.
Upload at least one design sketch of your balloon car.
What is the maximum size of your balloon car?
45-46.
Answer the questions below after watching the video
Which Newton's law is the car using?
Which car goes the faster?
What is the primary purpose of Step 2 - Define in the Design Thinking Process?
To build a prototype
To present the final product
To identify the core problem
To test the solution
In Step 3 - Ideate, what is the main goal?
Generate a wide range of ideas
Finalize the design
Test the prototype
Ignore all feedback
What is the significance of testing in Step 5 of the Design Thinking Process?
To validate the effectiveness of the prototype
To ignore user input
To skip unnecessary steps
To finalize the design without feedback
An increase in weight of the balloon car increased which force acting against the car's motion?
friction
air resistance
Which would increase the distance the balloon car would travel?
adding 2 or more balloons
adding more straws to the balloon
adding balloonsin the forward and reverse directions
adding width to the size of the straw
Increasing the number of wheels on the car would increase which force
inertia
action/reaction
friction
none
A taller car would not travel as far because it would have greater
air resistance
friction
gravity
none
6. Why should wild (and sometimes crazy) ideas be entertained during the brainstorming phase?
They can lead to innovative solutions.
They are always practical.
They are easy to implement.
They are cost-effective.
Create a model of your solution.
True or False: The engineering design process is a linear process with no iteration.
True
False
What is the primary focus of Step 1 - Empathize in the Design Thinking Process?
To understand the user's needs and experiences
To test the solution
To create a prototype
To finalize the design
How can you reduce the impact of air resistance on a moving object?
By increasing the object's surface area
By streamlining the object's shape
By adding more weight to the object
By using rough materials
What is the effect of increasing the weight of a balloon car?
It increases the car's speed
It decreases the car's speed
It has no effect on the car's speed
It makes the car fly
