Balanced: A phone sliding across a table at a constant speed, A football on the ground, A bike going at constant speed, A light hanging from the ceiling , A book sitting on a table, A picture hanging on a wall, A boy leaning on a wall, An owl sitting in a tree, An empty swing, Reading a book in bed, 25 N --> <-- 25N, Unbalanced: A airplane taking off, Kicking a football, A car slowing down, Stretching a spring, Lion vs. kindergartener in tug of war , A cat shoving a glass off of the table, Pushing a car that ran out of gas to the parking lot, An owl landing in a tree, A swing moving back and forth, Waving a flag, <--50N 48-->,

Is it Balanced or Unbalanced?

โดย
ฝัง

ลีดเดอร์บอร์ด

สไตล์ภาพ

ตัวเลือก

สลับแม่แบบ

คืนค่าการบันทึกอัตโนมัติ: ใช่ไหม