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学生说明
1. Click 
2. On page 1, click the link to watch the Sun video.
3. Draw 
the Sun as a star.
4. Describe 
the Sun. What is it made of? What type of energy does it have?
5. Click 
to submit your work.
教师备注（学生不可见）
TEK Science 3.8B Describe and illustrate the Sun as a star composed of gases that provides light and thermal energy. Video: Crash Course Kids: Here Comes the Sun https://youtu.be/6FB0rDsR_rc
