Define the term ultrasound wave
An ultrasound wave is a soundwave with a frequency higher than 20,000 Hz
RA
Related Physics GCSE answers
All answers ▸Why does atmospheric pressure drop when altitude increases?
Explain how a convection current forms when a pan of water is being heated over a stove
Two identical objects have a charge of magnitude q. If r is the distance bethween them, what should their mass be so that the objects are balanced.
Assuming no friction, describe the motion of a simple pendulum released from rest at t=0 at amplitude A? Provide information about its speed and position at characteristic times during one period. [The 1D equation of motion is described by a cosine]