A horse is galloping along and is observed to move from one end a field to another in 20 seconds. The near end of the field is 100m from the farmhouse and the far end of the field is 600m from the farmhouse. What is the average speed of the horse during its gallop through the field? Your answer should be in units of m/s, but only quote the numerical value in your answer, leave out the units.

Ithink it’s 98 because jajajjajansmsmjs

Answer(b) 60 miles per hour;

Jenny and fred both play a long note on their trombones. a stationary observer hears the sound increasing and decreasing repeatedly in loudness. which of these must be true? the sound waves from the two trombones have slightly different frequencies.the sound waves from the two trombones have the same frequency.the sound waves from the two trombones have slightly different amplitudes.the sound waves from the two trombones have the same wavelength.the sound waves from the two trombones have slightly different velocities.  lolthe answer is          the sound waves from the two trombones have slightly different frequencies.