Dogs are able to hear much higher frequencies then humans are capable of detecting. For this reason the crystals that are inaudible to the human ear can be heard easily by a dog. If a dog whistle has a frequency of 3.0 x 10^4 Hz, what is the wavelength of the sound emitted?

Marcella is a four-year-old girl who is a victim of emotional child abuse. based on the child and family services improvement and innovation act of 2011, which action should the government take for marcella? a. the state should arrest marcella’s abuser. b. the state should find a home for marcella as soon as possible. c. the state should enforce stricter laws in the area where marcella resides. d. the state should provide medical assistance to marcella.

In the united states, tornadoes generally occur because of the freezing of ocean water underwater earthquakes meeting of cool and warm air masses shifting of warm and cool ocean currents

Consider an air-filled charged capacitor. how can its capacitance be increased?