Question

1. fill in the blanks for newtons 3rd law

a. newtons third law states that for every action force, there is an ________ and ________ reaction force.
b. when a swimmer pushes backward on the water, the water pushes __________ on the swimmer with an equal force in the opposite direction.
c. when a book rests on a table, the book pushes down on the table, and the table pushes __________ on the book with an equal and opposite force.

Explanation:

Newton's Third Law defines that for every action, there is an equal and opposite reaction. For the swimmer example, pushing water backward results in a forward push from water. For the book on a table, the downward push from the book is matched by an upward push from the table.

Answer:

a. equal; opposite
b. forward
c. upward