Tricky energy

{"params":{"content":[{"content":{"params":{"overallFeedback":[{"from":0,"to":100}],"checkAnswerButton":"\u00dcberpr\u00fcfen","tryAgainButton":"Wiederholen","showSolutionButton":"L\u00f6sung anzeigen","behaviour":{"enableRetry":true,"enableSolutionsButton":true,"enableCheckButton":true,"showScorePoints":true},"correctAnswer":"Richtig!","incorrectAnswer":"Falsch!","missedAnswer":"Vergessen!","displaySolutionDescription":"Die Aufgabe zeigt nun die L\u00f6sungen","scoreBarLabel":"You got :num out of :total points","taskDescription":"<p>Choose the correct options in bold to complete the text below, which is based on the article.<\/p>\n","textField":"<p>Ordinary house bricks can be adapted to <strong>plug<\/strong> \/ <strong>*power*<\/strong> small lights, scientists say. As supercapacitors, they can <strong>*store*<\/strong> \/ <strong>shore<\/strong> electricity very easily. They can also <strong>*charge*<\/strong> \/ <strong>carry<\/strong> much faster than traditional batteries. However, such supercapacitors can <strong>*hold*<\/strong> \/ <strong>have<\/strong> only a small amount of energy. Researchers are now working on a solution to increase the energy density of such batteries, and hope to <strong>level<\/strong> \/ <strong>*match*<\/strong> the capacity of lithium-ion batteries soon. At the moment, the capacity of such house brick batteries stands at one per cent of that of lithium-ion types.<\/p>\n"},"library":"H5P.MarkTheWords 1.8","metadata":{"contentType":"Mark the Words","license":"U","title":"Tricky energy"},"subContentId":"bd13dd5e-10e3-4722-abad-024fa953ffd1"},"useSeparator":"auto"}]},"metadata":{"title":"Tricky energy","license":"U"}},