Making Sounds & Loudspeakers Flashcards
1
Q
Musical instruments create…
A
Sound Waves
2
Q
Sound waves from guitars are produced when…
A
A guitar string vibrates when plucked
3
Q
Sound waves from drums are produced when…
A
The skin of a drum head is hit, it vibrates
4
Q
Sound waves from flutes or trumpets are produced when…
A
The air column vibrates when blown
5
Q
Loudspeakers transform…
A
Electrical signals into sound waves using a paper or plastic cone connected to an electromagnet.
6
Q
As the electrical signal passes through the electromagnet…
A
The paper cone of the loudspeaker vibrates and a loud sound can be heard.
