1.3 scientific investigation

7/21/2019 1.3 Scientific Investigation

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1) Scientist obtain knowledge by doing

scientific investigation.2) Scientific investigation involve the use

of process skillsin science.

PROCESS SKILLS

Asking questions

Making observation

Taking measurement

Record data

Analysing & interpretedata

Making conclusion

Writing reports


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REFER TO PG 14


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Steps in scientific investigation:

Scientist use the scientific method when

carry out scientific investigation.

They follow the steps to make sure that

what they do is systematicand reliable.

STES 1: !"E#T!$%!#& T'E

(*+E,

"etermining what you want to find out

E-ample: ill the pendulum swing faster if

the length of the pendulum is shortened/


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STES 2: ,0!#& 0 '%T'ES!S

Try to provide an answer to the above

uestion by making a smart guess.

E-ample: when the length of the pendulum is

shortened3 it will swing faster.

STES 4: +0##!#& T'E E5E(!,E#Tlanning how to test your smart guess

!nvolved:

hat apparatus to be use

hat observation to makehat measurement to take

'ow to record the observation


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STES 6: 7#T(++!#& T'E

80(!0*+ES."ecide what condition that you are going to change

%ou would need to decide:

hich things must not change

hich things you will change

hat you will observe or measure

STES 9: 7++E7T!#& "0T0

"ecide how to record the observation

!n sentences

!n table


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STES : 0#0+%S!#& ;

!#TE(ET!#& "0T0.$ind the best way to present the data

Study your data carefully and find if there

are any pattern in your data.

%ou may present it in the form of a graph.

STES


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STES >: (!T!#& 0 (E(T.

rite your full report of your investigation

in your science report book.

&!8E ,E > STES !# S7!E#T!$!7

!#8EST!&0T!#//

&!8E ,E T'E S7!E#T!$!7 S!++S/


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DO EXERCISE

1.3 scientific investigation

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