Pls help i’ll give brainliest if you give a correct answer!!

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

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.

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?