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 ▸A boy kicks a ball and it is accelerated uniformly from rest so that after 10 seconds it has achieved a speed of 15m/s. Find the ball's acceleration.
A lorry is travelling around a roundabout at constant speed. Why is its velocity changing?
How do current and voltage vary in series and parallel circuits, respectively?
X-rays and gamma rays have different uses. Describe one use for X-rays and one use for gamma rays.