Balanced and unbalanced forces
Forces can push or pull. If they balance out, motion doesn’t change. If one force is stronger, the object moves in that direction.
See worked examples
In science class, Ines asks: A toy car moves straight across the floor. If no one pushes it, what kind of force is acting on it?
- Unbalanced forces
- Balanced forces (right)
- Pushing force
In science class, Leo asks: A toy car moves straight across the floor. If no one pushes it, what kind of force is acting on it?
- Balanced forces (right)
- Unbalanced forces
- No forces
In science class, Ana asks: A toy car moves straight across the floor. If it slows down, what kind of force is acting on it?
- Balanced
- No force
- Unbalanced (right)
Tip: Forces can push or pull. If they balance out, motion doesn’t change. If one force is stronger, the object moves in that direction.
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