To cancel the sound at the worker's location with a speaker that exactly duplicates the machine's hum, how far from the worker should the speaker be placed? assume a sound speed of 340 m/s.

Foreshadowing. the prologue states that this is the story of "star-crossed lovers." there are four strong foreshadowings of evil in act 1. identify at least two foreshadowings and explain their purpose.

Awalk up the phase change graph worksheet

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