Balanced: A person sitting on a bench, 10N left, 10N right, a car moving at 70mph on the motorway, 9.8N reaction force on Earth, A cup of tea on the table, A bird flying at the same speed 30m above ground, Unbalanced: A car setting off from traffic lights, 500N left, 510N right, A bus slowing down at a zebra crossing, Skydiver as they first jump out of the plane, A person jogging and then slowing down to rest, 1000N up, 2000N down,

Resultant forces

Bảng xếp hạng

Phong cách trực quan

Tùy chọn

Chuyển đổi mẫu

Bạn có muốn khôi phục tự động lưu: không?