A student wants to start a small business in school. Write down six items that he/she can sell in school at a profit.

The velocity of sound wave in air at 35°c is 353m/s, calculate the velocity of sound at 46°c

If you drive 12 miles north and 35 miles east, what is the direct distance between you and your starting point?

An electromagnetic radio wave is received by a transmitter before it is converted to a sound wave. the radio wave has a wavelength of 23,076 m and a frequency of 13,000 hz. what velocity is the wave traveling at before the transmitter converts it to a sound wave? a 1.76 m/s b 0.56 m/s c 3.31 × 102 m/s d 3.00 × 108 m/s