과학- 도르래의 원리( 우물)

<p style="text-align: left;">도르래의 원리에 대해 알아보며 <br>고정 도르래 ,움직 도르래 종류도 알아보았습니다<br>도르래의 원리를 생각해보며 우물, 두레박을 만드는 활동을 해보았습니다❤️<br></p><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1RDei/32deb80d683e4cbedae2ef60ec4d14af8a386514" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1RDei/32deb80d683e4cbedae2ef60ec4d14af8a386514" data-origin-width="3024" data-origin-height="4032"></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1RDei/5b4f9e941310d1006a3da7947f5bc2929985cf44" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1RDei/5b4f9e941310d1006a3da7947f5bc2929985cf44" data-origin-width="3024" data-origin-height="4032"></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img 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