Glossary term: 軸
Description: 軸是一個可以用來定義坐標系的假想線。旋轉軸是一個物體繞其旋轉的假想線。這一假想線可以是一個系統（如星系）的旋轉軸，也可以是一個固體（如小行星）的旋轉軸。
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Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher The translation of this term and its definition is still awaiting approval
This is an automated transliteration of the simplified Chinese translation of this term
The OAE Multilingual Glossary is a project of the IAU Office of Astronomy for Education (OAE) in collaboration with the IAU Office of Astronomy Outreach (OAO). The terms and definitions were chosen, written and reviewed by a collective effort from the OAE, the OAE Centers and Nodes, the OAE National Astronomy Education Coordinators (NAECs) and other volunteers. You can find a full list of credits here. All glossary terms and their definitions are released under a Creative Commons CC BY-4.0 license and should be credited to "IAU OAE".
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astroEDU educational activity (links to astroEDU website) Description: Explore day and night of Earth.License: CC-BY-4.0 Creative Commons 姓名標示 4.0 國際 (CC BY 4.0) icons
Tags: Tilt Age Ranges: 6-8 , 8-10 , 10-12 Education Level: Primary , Secondary Areas of Learning: Modelling , Structured-inquiry learning , Social Research Costs: Low Cost Duration: 1 hour 30 mins Group Size: Group Skills: Asking questions , Communicating information
