Basics (1)

Question 1

Sound

Answer 1

Mechanical Vibration, will transmit through solid, liquid, gas. Cannot transmit in a vacuum (Needs atoms/medium).

Question 2

Ultrasonic Testing

Answer 2

Creating vibrations in a part and waiting for an echo to come back, based on the echo is the information we receive.

• Is movement
• Is Energy in Motion

Question 3

Sound Properties

Answer 3

• Reflected
• Refracted
• Focused