This Science quiz is called 'Atoms and Elements 2' and it has been written by teachers to help you if you are studying the subject at middle school. Playing educational quizzes is a fabulous way to learn if you are in the 6th, 7th or 8th grade - aged 11 to 14.
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The atom is a basic unit of matter that consists of a dense central nucleus surrounded by a cloud of negatively charged electrons.
See how much you know in our second Science quiz on Atoms and Elements.