
五年級自然測驗
Authored by 陳 銥諱
Science
KG
Used 33+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
生活中常用的乾電池大多是多少伏特?
0.5V
1.5V
2.5V
3.5V
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
請問化學之父波以耳,是從什麼植物當中提取浸液而製成石蕊試紙呢?
紫羅蘭的花
石蕊地衣
紅玫瑰花瓣
紫葡萄外皮
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
地球對物體的吸引力稱為「浮力」。
O
X
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
盒子和桌面之間存在有摩擦力,要拉動盒子必須先克服摩擦力。
O
X
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪項不是減少摩擦力的應用?
鏈條上加潤滑油
鞋底的紋路
滑板的輪子
椅子的輪子
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
強酸或強鹼具有腐蝕性,如果有身體部位不小心接觸到,應立即以大量的牛奶沖洗。
O
X
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
發光二極體的長腳要接到電池的哪一端?
正極
負極
側邊
正極、負極都可以
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