5.1.1 科學 Flashcards

1
Q

光沿____前進。

A

直線

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2
Q

光沿____前進,例子:

A

太陽光射入森林,舞台投射出的燈光,門縫透出的光

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3
Q

我們看見不發光的物體,因為_____

A

物體把光反射到我們的眼睛

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4
Q

鏡子所反射的光較

A

清晰

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5
Q

鋁箔所反射的光較

A

散亂

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6
Q

不滑的表面會____地反射光

A

有規則

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7
Q

凹凸不平的表面會____地反射光

A

不規則

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8
Q

鏡中的像和實物____倒置,大小___

A

左右倒置,大小相同

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9
Q

平面鏡:像的大小

A

相同

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10
Q

平面鏡:像的方向

A

左右倒置

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11
Q

平面鏡:可見範圍

A

較窄

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12
Q

凸面鏡:像的大小

A

較小

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13
Q

凸面鏡:像的方向

A

左右倒置

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14
Q

凸面鏡:可見範圍

A

較闊

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15
Q

為什麼「救護車」三個子會左右倒置?

A

讓前方司機在倒後鏡中看見沒有倒置的字

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16
Q

那些設備應用了光感應器?

A

街燈,電子產品如手機

17
Q

如何保護眼睛?

A

不要直視強光