五甲自然摩擦力

Quiz
•
Science
•
5th Grade
•
Hard
永定國小王育靜 永定國小王育靜
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小柚去國外旅遊時,看到一顆榴槤從樹上掉落到地面,下列哪一項是榴槤會掉落到地面的原因?
榴槤受到地面上的磁力吸引
榴槤受到地面上的摩擦力吸引
榴槤受到地球引力的作用
榴槤受到風的作用
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小樂想設計一個可以不須接觸到物體就能隔空移動物品的魔術表演,使用下列哪一種裝置最有可能會成功?
水力裝置
磁力裝置
風力裝置
浮力裝置
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一種現象是摩擦力的作用造成的?
①充氣的游泳圈漂浮在水面上
②滾動的球在草地上漸漸停下來
③迴紋針被磁鐵吸引
④蘋果從樹上掉落
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列物品哪些是增加摩擦力的應用?請選擇。
球鞋鞋底的深淺紋路
廚房手套上的顆粒
直排輪鞋上的滾輪
在腳踏車的鏈條上油
手推車裝滾輪
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
列關於摩擦力的敘述,哪一項是正確的?
①適度減少摩擦力,可以使物體不容易滑動
②摩擦力可以使物體加快速度
③摩擦力屬於超距力
④寶特瓶瓶蓋上的紋路可以增加摩擦力。
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