Which layer in the atmosphere contains the most water vapor and gases? mesosphere thermosphere troposphere stratosphere

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.

What is a subatomic particle with a negative charge and very little mass?

State the following: boyle's law and charle's law