Answer:
1. F = ma F = 0.2kg * 20m/s² = 4Kg * m/s² = 4N
2. F = ma F - 18Kg * 3m/s² = 54Kg * m/s² = 54N
3. F = ma F = 0.025Kg * 5m/s² = 0.125N
4. F = ma F = 50Kg * 4m/s² = 200N
5. F = ma F = 70Kg * 4m/s² = 280N
6. F = ma F = 9Kg * 9.8m/s² = 88.2N
Explanation:
Hope this helps ! ^^