Construct a hydraulic device that can transfer as many sweets as possible in 1 minute, from a bucket to another empty container.

It must :

-operate by hydraulic means;

- turn at least 90^o;

- include two levers.

Design your hydraulic device.

Produce a labelled scale drawing.

Label each lever as a first, second or third order lever.

Discuss how your device rotates.

Why is water and not air used to fill the syringes? Solution