A 50-kg passenger accelerates downward at a rate of 3.0 m/s/s.
what is the normal force acting on the passanger

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.

Explain why you think this diagram shows what happened to the carbon in the biodome.

What kind of simple machine is a catapult?