Do you currently have motorcycle insurance? Yes I have insurance. Great, you're all set! Click here if you still want to compare rates. No, I need insurance. Click here to compare rates from our insurance partner. Before you start the test, please answer the following question regarding your insurance status. Without insurance you will not be able to drive in Iowa Question Tanks have high centers of gravity, which means: Answers They get very good gas mileage. They are easy to roll over. They are very stable. They are easy to steer. Explanation Tank vehicles have high centers of gravity, which makes them vulnerable to rollover. Take a FREE Practice Test Now This questions appears in the following tests: South Dakota Tank ,