Write a letter to your friend in another school tell him about three new development in your school​

Jason is a body builder. despite being more fit, he weighs more than his brother ryan, who is the same height. which is a possible reason? a. jason has more muscle mass than ryan does. b. jason has more body fat than ryan does. c. jason has more muscle mass and body fat than ryan does d. jason has less body fat than ryan does.

During the past 150 years in the united states, how did energy consumption compare to population growth

If you held a stone over the mouth of a well and then let it go , what would happen to the stone? explain your answer.