This Science quiz is called 'Muscles' 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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Muscles are tissues that produce movement in the bodies of animals and humans. They are made from stretchy bundles of protein fibers. Did you know that the word 'muscle' comes from the Latin name for 'mouse'? This is because muscles, when contracting and relaxing, reminded people of how mice move. Next time you're checking your biceps, have a look in the mirror to see if you agree!
Do animals all have muscles or is it just humans who do? Contracting your biceps leads to which muscle relaxing? See what you know about muscles by taking this science quiz.