A sound wave with a frequency of 440 Hz passes from one medium to another, correlating with an increase in the wavelength to twice as high. Which statement describes a cause of this correlation? The speed of the wave is doubled.

The frequency of the wave is doubled.

The speed of the wave is halved.

The frequency of the wave is halved.

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer

The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.

The government has declared that a hurricane is likely to hit the east coast. which government division is part of acf and provides guidance to citizens? a. job opportunities for low-income individuals b. office of human services emergency preparedness and response c. assets for independence d. low-income home energy assistance program