WorksheetsCO2 Dragster Test
Total questions: 15
Worksheet time: 8mins
Fill in the blanks. Since the CO2 containers release an equal amount of gas at the same rate, the car that wins the race is the one that is the ______ and ______.
heaviest, most stable
best painted, best decorated
lightest, most aerodynamic
How do you overcome friction when designing and building your CO2 dragster?
Add more paint.
Use spoilers and body add-ons.
Make sure the moving parts are freely rotating and not rubbing the dragster body.
What can students learn from being involved with the CO2 dragster project?
Newton's Laws of Motion
How Friction, drag, and aerodynamics effects speed
The Enginering Design Process
How to design and create a product using tools and machinery safely
All of these
CO2 dragster racing is most similar to the real-life form of racing called ______.
Formula 1 racing
Nascar racing
Drag racing
Rally car racing
CO2 dragsters are designed to look like:
Formula 1 cars
Nascar pro stock cars
Whatever the designer chooses
Sprint cars
What is the most important factor that affects how fast your dragster will race?
Mass
Friction
Thrust
Styling
CO2 gas is comprised of which two elements?
Carbon, helium
Oxygen, air
Carbon, oxygen
Oxygen, calcium
The dragster derives its thrust from carbon monoxide gas.
True
False
Newton's ___ law of motion states that force = mass x acceleration.
1st
2nd
3rd
Acceleration is a change in velocity. Which two components make up velocity?
Speed + distance
distance + time
Direction + force
Speed + direction
What are two types of friction that come into play with CO2 race cars?
Surface + air
Contact + air
Fluid + contact
Surface + fluid
As the dragster races down the track, the presence of turbulence _____________ the aerodynamic drag, which ________________ the car’s forward motion
Increases + resists
Decreases + accelerates
Resists + lowers
Accelerates + increases
When calculating the average speed of a dragster, the formula used is: Average speed = _______ / ________
Time/distance
Velocity/distance
Distance/time
Distance/velocity
The force that resists relative motion between two objects in contact is called?
Drag
Friction
Inertia
Momentum
______________ friction contributes to aerodynamic drag, which is a resistance to the forward motion of a body through a fluid (the air).
Contact
Fluid
Drag
Air
