1) A box is pushed with a force 25N and moves 8 meters forward. How much work is done? a) 33J b) 200J c) 20J d) 200 2) A girl lifts a book with a force of 5 N to a height of 4 meters. How much work is done? a) 20 N b) 29J c) 20J d) 9J 3) A student pushes a box with a force of 10 N. The box moves 3 meters forward. How much work is done? a) 30 N b) 30J c) 13J d) 300J 4) A man pushes a wall with a force of 60 N, but the wall does not move. How much work is done? a) 60 N b) 6J c) 60J d) 0J 5) A boy pulls a cart with a force of 12 N. The cart moves 5 meters in the same direction as the force. How much work is done? a) 60 N b) 17J c) 60J d) 0J

WORK SOLVING

さんの投稿です
印刷
埋め込み

リーダーボード

表示スタイル

オプション

テンプレートを切り替える

自動保存: を復元しますか?