Pulley
תיאור Storyboard
New Innovations - Pulley | The pulley is a wheel which forms part of a machine that can be used to make lifting heavy objects easier. Its mechanical advantage is equal to the number of wheels used.
טקסט Storyboard
- שקופית: 1
- PULLEYThe pulley is a wheel which forms part of a machine that can be used to make lifting heavy objects easier. Its mechanical advantage is equal to the number of wheels used.
נוצרו מעל 30 מיליון לוחות סיפור
אין הורדות, אין כרטיס אשראי ואין צורך בכניסה כדי לנסות!
