The of a sound wave is defined as the amount of energy passing through a unit area of the wave front in a unit of time.
a. amplitude
b. frequency
c. intensity
d. compression

Excuse ! extra points plus ! super desperate ! the position of an object does not move relative to a reference point. relative to the reference point the object _. a.) is not moving. b.) is moving.

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.

Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?