As the waves tracel from the left through the barrier, they produce a pattern on the right side. in a segment of this pattern, part of the wave tends to disappear. what phenomenon of waves this this pattern to occur?

Researchers determine that the biodiversity in a woodland region is declining. they identify two major threats to the region's biodiversity, a method to address each threat, and the expected outcome of each method. this information is shown in the table. a) reforestation would not benefit many species because most forest species live on the ground. b) reforestation would take the longest time to be effective because trees take several years to grow. c) biological augmentation would benefit only a few species because is is typically not very effective. d) biological augmentation would take less time to ve effective because it targets the majority of prey species.

Considering only the earth's rotation, determine how much later the asteroid would have had to arrive to put the explosion above helsinki at longitude 25˚ e? this would have obliterated the city.

The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?