What are FOUR ways by which the heart rate can be changed? hormones
chemicals
age
sleep
ions
rest
autonomic nervous system

Should basketball replace baseball as americans national pastime?

Which of these pieces of safety equipment should be worn when operating a chainsaw

Which of the following is the best example of positive peer pressure? a) your friend says “no ” to the dinner your dad cooked and prefers to hang out with friends instead b) your teammates keep making fun of you for spending so much time studying for friday’s math test c) your coworkers spend every weekend watching movies at tim’s house and invite you to join them d) your friends all sign up for a free class at the gym and suggest you sign up for it, too. brainliest to first correct answer.