
10/11第七次測驗
Quiz
•
Chemistry
•
6th Grade
•
Medium
林妤茜老師 林妤茜老師
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10 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
下列何者不是石頭的功能?
鳥類吞進肚子幫助磨碎消化食物
鱷魚嚥下石頭當成額外重量幫助潛的更深
海鷗把軟體動物丟到石頭上幫助敲破他們的殼
猩猩利用石頭摩擦雙臂以增加拿取物品的力量
Answer explanation
活生生的石頭
石頭是動物的好幫手
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
下列何種不是目前人類使用石頭的用途?
製作瓷器
製作水泥
製作鉛筆
製作牙膏
Answer explanation
活生生的石頭
石頭擁有發明的天賦
瓷器是陶瓷燒製的
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
楔子是像三角形的簡單機械,它的功能是?
增加力量和速度
減少摩擦力
切割或分開物品
抬升移動物品
Answer explanation
什麼都能修的法蘭妮p15
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
下列哪個東西沒有用到滑輪原理?
旗桿
起重機
電梯
鉗子
Answer explanation
什麼都能修理的布蘭妮P31
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
下列何者是製作麵包必須要加的重要東西?
Answer explanation
我們一起做麵包
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
酵母讓麵包膨脹的原理是什麼?
酵母釋放氧氣,使麵團膨脹
酵母吸收水分,讓麵團膨脹
酵母分解麵粉中的糖,產生二氧化碳,使麵團膨脹
酵母產生熱量,使麵團膨脹
Answer explanation
我們一起做麵包
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
下列有關回音的敘述,何者正確?
回音是聲波被吸收後產生的現象
當聲波遇到障礙物並被反射回來時,就會產生回音
回音是聲波在空氣中減速後形成的
回音只會在沒有風的情況下發生
Answer explanation
小小的回音
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