
lm
lm
點解deceleration 唔洗sub a係負數?
教緊F=ma
點解deceleration 唔洗sub a係負數?
教緊F=ma
Deceleration 只係向另一方向做力
點解deceleration 唔洗sub a係負數?
教緊F=ma
Deceleration 只係向另一方向做力
但force 唔係vector分正負?
定係只係relative concept,唔洗特登分正負?
打左全日lol
點解deceleration 唔洗sub a係負數?
教緊F=ma
Deceleration 只係向另一方向做力
但force 唔係vector分正負?
定係只係relative concept,唔洗特登分正負?
正負=方向
利伸:9up
好悶
Knock knock
Knock knock
Someone else
Knock knock
Someone else
Knock knock
Someone else
依家啲kpop狗好猖狂 大學po都講![]()
baby knock knock knock knock knock on my door
Knock knock
Someone else
依家啲kpop狗好猖狂 大學po都講![]()
baby knock knock knock knock knock on my door
好期待下星期twice同bts邊個贏