Action and reaction – Spot the...

The video explains the concept of balanced and unbalanced forces. It provides examples of objects with balanced forces, such as an anchored boat and a parked car, which remain stationary. In contrast, a car on a racetrack experiences unbalanced forces, causing its speed and direction to change constantly.

Which of the following objects is stationary due to balanced forces?

• A rolling ball

• A flying airplane

• An anchored boat

• A car on a racetrack

What keeps a parked car from moving?

• Gravity

• Friction

• Balanced forces

• Unbalanced forces

Why does a golf ball on a tee remain stationary?

• Due to gravity

• Because of wind resistance

• Due to balanced forces

• Because of unbalanced forces

What causes a car on a racetrack to change its speed and direction?

• Friction

• Gravity

• Unbalanced forces

• Balanced forces

Which of the following is an example of unbalanced forces?

• An anchored boat

• A car on a racetrack

• A person sitting

• A parked car