Welcome to practical physicsPracticle physics - practical activities designed for use in the classroom with 11 to 19 year olds
 

Earthquake table

To make the earthquake table you need 
 
Stiff upholstery foam, one block approx 22 cm x 114 cm x 7 cm 
Wood and hardboard (see diagram for approx dimension), pieces of 
Broom handle, section, a few cm long 
Beading 
Felt or rubber feet 
Nails 
Glue 
Paint (e.g. Hammerite grey) 
large paper clip
 
 
Construct the baseboard and assemble it as shown in the diagrams. 
 
The beading on the baseboard needs to be positioned so that the vibration generator fits securely. 

The baseboard

Platform to slide-fit on to the stiff foam block (horizontal view)

The complete assembly - front view

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