How to do yang gampang engan alat peraganya

Hydraulic miniatur pump
cara-caranya;
 hydraulic pump miniatur can explain qualitative pascal law.
 This appliance [is] made from
1. 2 injection,
1 with big diameter and 1 again have small diameter [to]
2.selang is small
3. water
4. board
WAY OF [JOB/ACTIVITY]
1. Push small injection what felt
2. Push big Injection what felt
3. Comparing difference if you push big injection with small injection