Aramp with a mechanical advantage pf 8 lifts objects to a height of 1.5 meters. how long is the ramp

Asimply means that over time there was some sort of change.

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

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.