a) When the Earth exerts a force on the book, the book exerts a force on __________
b) When a table exerts a force on the book, the book exerts a force on _________
c) When a tennis racket exerts a force on the ball, the ball exerts a force on_________
d) When car tires push back on the Earth’s surface, the Earth’s surface _________
a) The earth
b) The table
c) The tennis racket
d) exerts a force on the tires.
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