Unless you're an automotive designer or a car fanatic, you probably don't know too much about automotive physics. But don't be intimidated by this quiz if you don't know a carburetor from an alternator -- take our quiz and learn a little something about what's going on under the hood of your car.
Question 1 of 20
Almost all cars convert gasoline into motion with a _____-stroke combustion cycle.
Question 2 of 20
In a multi-cylinder car engine, what are the three ways in which the cylinders can be arranged?
Question 3 of 20
The "big three" engine problems are: lack of spark, lack of compression and ________.
Question 4 of 20
Why do you need to keep proper oil levels in your car?
Question 5 of 20
What's one component a gasoline engine has that a diesel engine doesn't?
Question 6 of 20
What's the system that opens and closes a car's valves?
Question 7 of 20
What are the two components of a car's cooling system?
Question 8 of 20
What engine component is absent in a fuel-injected car?
Question 9 of 20
The catalytic converter is part of which engine system?
Question 10 of 20
The three most important factors in car aerodynamics are drag, lift and __________.
Question 11 of 20
As an object accelerates, its velocity and drag …
Question 12 of 20
What happens when a car's drag is equal to its weight?
Question 13 of 20
Car designers use this information to figure out a car's drag coefficient. The lower the drag coefficient, the ___________ a car is.
Question 14 of 20
What's the drag coefficient of most cars today?
Question 15 of 20
What's the drag coefficient of most SUVs and pickup trucks?
Question 16 of 20
Decreasing a car's drag coefficient by .01 can result in how much of an increase in fuel economy?
Question 17 of 20
What's the drag coefficient of the Toyota Prius?
Question 18 of 20
In the 1930s, Chrysler introduced a car that made major improvements in aerodynamics. What was it called?
Question 19 of 20
Car designers used to use wind tunnels to test aerodynamics, but now they generally utilize _________.
Question 20 of 20