Sign Up
学生说明
1. Click on the 
and watch the video on Newton's Laws of Motion.
2. Tap the 
button.
3. Read about Newton's Laws of Motion.
4. Tap on the frame and explain Newton's Laws of Motion in your own words.
5. Tap the 
to upload.
教师备注（学生不可见）
Slides were created using www.canva.com
