1) An automotive battery supplies electric energy to an automobile’s starting, lighting, and ignition system. a) TRUE b) FALSE 2) Lead-acid batteries use an electrolyte solution made up of 65% sulfuric acid and 35% water. a) TRUE b) FALSE 3) Maintenance-free batteries do not require adding water because they are sealed. a) TRUE b) FALSE 4) When a battery discharges, the acid in the electrolyte reacts with the plates to form lead sulfate. a) TRUE b) FALSE 5) When disconnecting a battery, it is recommended to remove the positive terminal first. a) TRUE b) FALSE 6) The automotive battery converts chemical energy into electrical energy. a) TRUE b) FALSE 7) The electrolyte used in a lead-acid battery is a mixture of sulfuric acid and water. a) TRUE b) FALSE 8) The separators inside the battery prevent the positive and negative plates from touching each other. a) TRUE b) FALSE 9) The positive terminal of a battery is marked with a plus (+) sign. a) TRUE b) FALSE 10) The battery case is made of metal to help conduct electricity. a) TRUE b) FALSE

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