konstruk sains

7/29/2019 konstruk sains

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SECTION A (30 questions = 30 marks)

CONSTRUCT 1: KnowledgeCONSTRUCT 2: Understanding

CONSTRUCT 3: Application

SECTION B (4-5 questions = 20 marks)

CONSTRUCT 4: Making inferences

CONSTRUCT 5: Predicting

CONSTRUCT 6: Interpreting data

CONSTRUCT 7: Controlling variables

CONSTRUCT 8: Making hypothesis

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K1 Fact

K2 Terminology / Definition

K3 Classification / Category

K4 Sequence K5 Method

K6 Principle / Concept

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U1 Translation

U2 Interpretation

U3 Extrapolation

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K1 Fact Characteristics, features or phenomena

K2 Terminology Terms, definition, meaning or symbols

K4 Sequence - Process, flow, development and chronology

K5 Method Techniques, method, steps and approach to obtain answers

K3 Classification Category, set and group

K6 Concept Concept, law and principles

U1 Translation Transferring of data/information from one form to another

U2 Interpretation Overall idea, making conclusion or summary from

information

U3 Extrapolation

Cause and effect, predicting

Application Use of ideas, concepts, principles, theories, procedures and

generalizations to solve problems in a new situation.


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K1 : FACT

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EG:A traveller wants to go due North but is lost in adesert at night. Which of the followingconstellation may help him to find due North?

I Big DipperII ScorpionIII OrionIV Southern CrossA I and II C II and III

B I and III D III and IVNo. 21(2008)


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Eg:

Renewable energy means energy that

A can be replenished when used up

B cannot be transformed

C can be easily found

D uses solar energy

No. 10(2008)

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A B C D

Answer: A

Which of the following uses the same principle as the object in the

figure above?


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Which of the following shows the correct order of phases of the Moon?

A Full Moon, crescent, new Moon, half Moon

B New Moon, crescent, half Moon, full MoonC Crescent, new Moon, full Moon, half Moon

D New Moon, crescent, full Moon, half Moon


9/25

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A group of students carried out an investigation to study whether water is neededfor survival of plants.

Which of the following need to be done in the investigation?

I Prepare two identical plants in two separate containers

II Coat one of the plants with a layer of oil

III Water one of the plants regularly

IV Observe both plants after a week

A I and III only

B II and IV only

C I, II and III only

D I, III and IV only


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Based on the above, which of the following shows the correct food chain?

A Eagle Hen Earthworm GrassB Earthworm EagleGrassHenC Grass EarthwormHen EagleD Hen Grass Eagle Earthworm

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Eagle

EarthwormHen

Grass


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3. The information above shows the distance travelled bycars P,Q,R and S in one hour. Which of the following barcharts correctly represents this observation?

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Distance travelled by P is more than R

Distance travelled by Q is more than P

Distance travelled by S is more than P and Q

Answer : B

0

20

40

60

80

100

P Q R S

kereta

Jarak

0

20

40

60

80

100

P Q R S

kereta

Jarak

0

20

40

60

80

100

P Q R S

kereta

Jarak

A B

C D

Cars Cars

Carsars

D

is

t

a

n

c

e

D

is

t

a

n

c

e

D

i

s

t

a

n

c

e

D

i

s

t

a

n

c

e


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6 .The figure above shows the distance made by a wooden blockwhen pushed with the same amount of force on differentsurfaces before stopping.

Which of the following correct about surfaces P,Q,R and S?

A. Q is rougher than P but smoother than SB. S is rougher than P but smoother than R

C. P is the smoothest

D. R is smoother than P and Q

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0

10

20

30

40

50

60

Jarak/cm

P Q R S

Jenis permukaan

Answer : D

Surfaces

Distance(cm)


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7. The figure above shows uncontrolled disposal of waste.What will happen if this is continued for a week without any

action from the authorities?

I. Bacteria and pests will spreadII. Air will be polluted with unpleasant smell

III. Cleanliness of the surrounding area will be affected

A I onlyB I and II onlyC II and III onlyD I, II and III adonie

Answer : D


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Eunice is trying to separate two glasses that havegot stuck together. What should she do?

A Immerse both glasses in cold water.

B Immerse both glasses in warm water.C Put both glasses under the Sun.D Immerse the glass at the bottom in warm

water.

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Continuous reading and consistentrevision

Mind mapping / Notes

Acquire basic scientific terms

Drilling exercises

Attempt past years papers

Group study song

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K1 To state a reasonable explanation of theobservation

K2 To state other reasonable explanation of theobservation

K3 To state additional observation to support the

inference (reason)


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State one reason (inference) based on theseinformation. (K1)

1(a)/2008

State one reason(inference) about the differencein the time taken by planets Saturn and Pluto.(K1)

4(a)/2008

Write one observation on the condition of thechicks in box J to support the answer in (a). (K3)

1(b)/2008


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K4 To state what will happen by using previous data

or information

K5 To state what will happen by extrapolating thedata


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Predict what happens to the chicks after four hours.(K4)

1(c)/2008

Predict the mass of another similar handkerchief afterone hour it is hung under a fan of a very high (4)speed. (K5)

3(d)/2008

The time taken by a new planet X to orbit the Sun is200 years. Based on Table 4, predict the location ofthe planet X. (K4)

4(c)/2008


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K6 To make statements derived from the data or

information gathered.

K7 To state the pattern or trend from informationgathered.

K8 To state the relationship between the variables.K9 To make a conclusion based on the information

gathered.


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What is the purpose(aim) of this investigation?(K6)

2(a), 3(a)/2008

What is the trend of changes in the brightness ofthe bulbs in circuits R, S and T? (K7)

2(b), 4(b)/2008

What can you conclude from this investigation?

(K9)2(d)/2008


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K10 To state the variables used in an investigation

K11 To state the things to change (WTC)

K12 To state the things to observe (WTO)

K13 To state the things to keep the same


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State one variable that was kept the same(constant) in thisinvestigation. (K13)

1(d)/2008 State one information gathered in this investigation.

(K10)3(b)/2008

State (i) what is changed(manipulated variable). (K11)(ii) what is observed(responding variable). (K12)

5(a)/2008

State two other variables that are kept the same(constant).(K13)

5(b)/2008


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K14 To suggest explanation/s for the relationshipbetween variables

K15 To state explanation/s based from previousscientific principle or knowledge

Two types:

Common hypothesis

Principle hypothesis


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State one relationship(hypothesis) between the

variable that is changed(manipulated) and thevariable that is observed(responding), that can bemade in this investigation. (K14)

2(c)/2008 State the relationship(hypothesis) between the

variable that is changed(manipulated) and thevariable that is observed(responding). (K14)3(c)/2008

The time taken by a planet to orbit the Sun is relatedto the distance of the planet from the Sun.

Based on the statement above, state onerelationship(hypothesis) between the variable that ischanged(manipulated) and the variable that isobserved(responding). (K15)

4(d)/2008

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