
挑战六年级科学(第一课至第六课)
Authored by FU Moe
Science
1st - 5th Grade
NGSS covered
Used 590+ times

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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根据上图,以下哪项说明是正确的?
力会改变物体的形状
力会使静止的物体移动
力会改变物体移动的速度
力会改变物体移动的方向
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下那个情况和摩擦力的效应有关?
电路中的灯泡发亮
橡皮的体积逐渐变小
墙上的壁钟突然掉下来
充满空气的气球突然爆炸
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
什么是摩擦力?
阻碍物体移动的力
推动静止不动的物体的力
使移动的物体静止不动的拉力
施加在正在移动的物体上的推力
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
哪些是独居动物?
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
大象群居的目的是什么?
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
群居动物一般上拥有哪些特征?
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
企鹅选择群居生活的目的是什么?
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