Question

When you and your friend pushes heavy table in the same direction, it becomes easier to move. This is because:

• A. the net force is the sum of forces.
• B. the net force is the difference of forces.
  
• C. the table becomes lighter.
• D. friction reduces.

Answer 1

Answer: (A)

the net force is the sum of forces.

When you and your friend pushes heavy table in the same direction, the force applied by you and your friend get added. So, applied forces sum up to get a larger force. Hence the table moves easily.