Answer:
C. All actions have an equal and opposite reaction.
Explanation:
Answer:
It would be -8.6753 x 10 to the 6th power
Explanation
Answer: The blocks
Explanation:
When the sprinter takes off, he/she presses hard on the block.
The blocks apply an equal and opposite force to the sprinter according to Newton's 3rd law of motion.
The reaction force from the blocks gives the sprinter the initial acceleration to begin the race.