17. A racehorse is running down a track at a velocity of 12 m/s. The horse then accelerates at a rate of 2 m/s2 for 4 seconds. What is the final velocity of the horse
after 4 seconds? Round your answer to the nearest whole number.

What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.