Question Eye protection: Answers Is not necessary if your motorcycle is equipped with a windshield. Is only necessary when riding in bad weather. Should allow the rider a clear view to either side. Explanation Proper face/eye protection is required by law in the state of California. A face shield can protect your whole face in the event of a collision. An effective eye or face shield must allow the rider a clear view to either side. Take a FREE Practice Test Now This questions appears in the following tests: California Practice Test