EARS 2

Discover the exciting world of electroacoustic music and learn to make music with sounds.

Assessment: Where do Sounds come from?

Q1 of 5: Is the following statement true?: All objects vibrate in their own individual way.

The correct answer is yes

Q2 of 5: In the digital recording process what is the role of the: Loudspeaker?

The correct answer is To convert electrical signals into soundwave vibrations so as to reproduce sounds.

Q3 of 5: Is the following statement true?: Smaller and more flexible objects can produce more high frequency waves (they vibrate back and forwards at a faster rate), while larger and inflexible objects tend to produce low frequency waves (they vibrate back and forwards at a slower rate).

The correct answer is yes

Q4 of 5: Can you match these descriptive words to the sound?

The correct answer is Noisy

Q5 of 5: Listen to the sound example and select the answer that best describes how the object vibrates.

The correct answer is The vibration energy travels erratically through the object, leading to an erratic and noisy wave pattern in the surrounding air.

Complete!