Take the quiz "*" indicates required fields Question 1 of 8 0% Electricity powers our trains and overhead lines. When do we turn it off?* When there are no trains running. Christmas Day. Never. It’s always on. If you hit the emergency brakes on a train, how many football pitches will it pass before it comes to a stop?* 10 15 20 True or False: An electric shock throws you clear of the danger.* True False Compared to your home, how many times more powerful are the overhead wires?* 100 times 10 times 50 times What is the maximum penalty for throwing an item at a train?* Community service 1,000 GBP Life in prison What is the top speed a train can travel at?* 95 mph 75 mph 125 mph True or False: Electricity is only conducted by metal.* False True True or False: You can tell which rail is electrified.* False True