Two friends are at a concert. they discover a location in the auditorium where the band sounds significantly louder than in other places. what is the best explanation for the strengthening of the sound?

wall-to-wall carpeting

destructive interference

medium temperature

constructive interference

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.

In which state was more than 100 billion tons of coal mined in 2005?

Hydroelectric uses moving water to do work such as grinding grains in a mill true or false