로그인
Physics for IGCSE & O level - Forces And Motion (Section 3 - No. 4)
If an object is moving in a circle at a constant speed, what is changing?
Speed
Mass
Velocity
Kinetic Energy
설명
Velocity is changing because direction is constantly changing.
댓글 (0)
댓글을 달려면 로그인하세요
광고
자바스크립트가 이 페이지를 올바르게 로드하도록 허용