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03四上自然複習光+交通工具(是非題)

Authored by samingan L

Science

4th Grade

Used 15+ times

03四上自然複習光+交通工具(是非題)
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

光具有直線行進的特性,所以當光遇到阻礙物會形成影子,而且影子的形狀會和阻礙物的形狀相似。

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

彩虹是因為陽光通過飄浮在空氣中的小水滴,產生折射和反射的現象,而使陽光分散成不同顏色的光所形成

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

週日下午,小樹與同學約在公園的噴水池附近,等待同學時他在噴泉上方看見彩虹,由此可以推測當時應該是陰天

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

只要裝上變速器,腳踏車也可以騎上快車道

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

腳踏車的後車輪可以自由改變方向,幫助行進時轉彎

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

用手電筒照射不透明的圓球,會在另一側形成正方形的影子

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

汽車的後視鏡是利用光反射的特性,讓駕駛人能不用轉頭,就能看到車後的路況

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