香港閱讀城 - The Young Scientists Level 2- 198 How Shadows Are Formed
The Young Scientists Level 2- 198 How Shadows Are Formed
出版日期：
06/2020
叢書：
The Young Scientists
Light fills up all of space until it hits an opaque object that does not allow light to pass through. When that happens a shadow is formed behind it. A shadow is the evidence to prove that light travels in a straight line.
版面：
固定
插圖：
許多
關鍵字詞：
STEM
|
Science
|
English
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