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光的反射002_反射與反射定律 part II

Authored by 鄭之偉 鄭之偉

Science

7th - 9th Grade

Used 4+ times

光的反射002_反射與反射定律 part II
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

圖中甲、乙、丙、丁、戊五個人,站在平面鏡前的固定位置,則戊無法藉由平面鏡看到何者?

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

小明在桌上放了四塊鏡子,用BB槍從A點發射一顆子彈到B點,試問他在哪一塊鏡子可以看到子彈的全部移動過程?

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

觀察者在位置(1,1)到位置(2,1)放置一大平面鏡,且觀察者、甲、乙、丙和丁五人的位置如下圖所示。經由平面鏡的反射,觀察者最可能從鏡中看到哪一個人的像?

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

若入射線不變,當平面鏡轉動20度時,其反射線轉動幾度?

10

20

40

60

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

甲身高180公分、眼距頭頂6公分,今欲垂直懸掛可見其全身像的平面鏡,試問所需最小鏡長為多少公分?

60

90

174

180

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

四道入射光平行入射到粗糙不平的表面,其反射後的情形如附圖所示,試問何者遵守反射定律?

僅甲

乙丙丁

皆遵守

皆不遵守

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

先將鋁箔弄皺後再攤開,則當光在凹凸不平的鋁箔上反射時,其入射角和反射角的關係為何?

入射角>反射角

入射角<反射角

入射角=反射角

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