3分鐘讓你知道電磁波

3分鐘讓你知道電磁波

Assessment

Interactive Video

Science

6th Grade

Easy

Created by

Hui M

Used 4+ times

FREE Resource

4 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

輻射主要分為哪兩種類型?

游離輻射和非游離輻射

高頻輻射和低頻輻射

電磁波和聲波

自然輻射和人造輻射

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

游離輻射的主要特徵是什麼?

能量低,對人體無害

能量高,易對人體產生傷害

頻率低,強度隨距離遞減

僅存在於自然環境中

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列哪項是生活中常見的非游離輻射來源?

X光機

核電廠

行動電話

放射性物質

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

電磁波的頻率與能量之間有何關係?

頻率越高,能量越小

頻率越低,能量越大

頻率越高,能量越大

頻率與能量無關

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