
The forces on this person is Gravitational Force and Normal Force. What makes this person balanced is the floor is pushing up on the person to make him stand. And the gravity that is pulling him down so he won't levitate in the air like a Astronaut.
The forces on this book is Gravitational Force, Normal Force and Friction force. What makes this book unbalanced. As the book moves to the right, friction acts to the left to slow the book down. There is an unbalanced force; and as such, the book changes its state of motion.
Good job!
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