简单机械
Authored by TRACY TAY
Science
6th Grade
Used 35+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
“斧头” 应用了哪项简单机械的原理？
尖劈
螺旋
斜面
杠杆
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
“楼梯” 应用了哪项简单机械的原理？
杠杆
尖劈
斜面
螺旋
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
“灯泡” 应用了哪项简单机械的原理？
斜面
螺旋
杠杆
尖劈
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
“刀” 应用了哪项简单机械的原理？
斜面
杠杆
螺旋
尖劈
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
“剪刀” 应用了哪项简单机械的原理？
杠杆
尖劈
螺旋
斜面
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
“螺旋和螺母” 应用了哪项简单机械的原理？
尖劈
杠杆
螺旋
斜面
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
“锯子” 应用了哪项简单机械的原理？
螺旋
斜面
尖劈
杠杆
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