Eisco PH0726 - Sonometer - Mounted Base Board 980 X 90mm

Steel - An alloy made predominately of Iron combined with <2% carbon

Tension - A force that is stretching an object

Tension - Also known as stress, a situation where a human can not cope with emotional or physical threats

Wooden - Something that is made from wood, from trees

Large - something that takes up more space than normal.

Metre - 100cm. A unit of length.

Simple - Basic, easy no difficulty in understanding.

Performance - When someone is presenting a form of entertainment, also how well someone is doing within a role.

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