1) A book is resting on a table. The gravitational force pulling the book down is 10 N, and the table exerts an upward force of 10 N. What is the net force on the book? a) 20N b) 10N c) 1N d) 0N 2) A car is being pushed to the right with a force of 50 N, and a second person pushes the car to the left with a force of 30 N. What is the net force acting on the car? a) 50 N b) 30 N c) 20 N d) 10N 3) A box is being pulled with a force of 15 N to the right by one person and 10 N to the right by another person. What is the net force on the box? a) 15 N b) 10N c) 25 N d) 5 N 4) Observe the table and match the column a) 1- d , 2-c , 3- b ,4 - a . b) 1- a , 2-c , 3- b ,4 - d c) 1- d , 2-b , 3- c ,4 - a d) 1- d , 2-a , 3- b ,4 - c

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