Wednesday, February 23, 2011

Year 4

Diagram 1

1. Kenneth and Wong used the apparatus set up in Diagram 1 above to carry out an investigation.

Observation : Object K can float higher from the bottom of the beaker than object L and M

(a) What is the aim of the investigation?


(b) State two variable that should be kept the same.


(c) Give a reason (inference) based on the observation above.


(d) In this investigation, state the following variable:-


i. What is changed :

ii. What is measured :


(e) State the relationship (hypothesis) between the two variable that your mentioned in (d)


(f) Rearrange the ability of object to float in increasing order


(g) What conclusion can be made in this investigation?