Waves and Telescopes Journal #14 â Waves and Telescopes How much of the electromagnetic spectrum can we see as visible light? What was the name of the first artificial satellite?…
A repeating movement or disturbance that transfers energy... …through matter …or through space Mechanical waves: waves that travel through a medium (some type of matter)…
Ultrasound physics Ultrasound physics by Dr/ Dina Metwaly WHAT DO YOU UNDERSTAND ABOUT ULTRASOUND ? An ultrasound is machine that uses high frequency sound waves and their…