Question

Name five things that produce flat sound

Answer 1

The things that produce flat sound depends on the distance the sound wave is travelling.

It also depends on the reflection and the echo which is heard after the sound is produced.

The sound box and the length of the object produce a varied sound and should be at a minimum distance of 3 meters.

Answer 2

The top 10 most unpleasant sounds were:

-Knife on a bottle

-Fork on a glass

-Chalk on a blackboard

-Ruler on a bottle

-Nails on a blackboard

-Female scream

-Anglegrinder

-Squealing brakes on a bicycle

-Baby crying

-Electric drill

While the most pleasant sounds were found to be:

-Applause

-Baby laughing

-Thunder

-Water flowing