NAME: CLASS:

1. Answer all the questions. Write your answer in the space provided.

Amin uses different ways to keep papaya slices. Table 1 records his observation made on

the papaya slices A and B after a week.

Amin menggunakan pelbagai cara untuk menyimpan hirisan buah betik. Jadual 1

menunjukkan pemerhatian terhadap hirisan buah betik A dan B selepas satu minggu.

Papaya Slices

Hirisan buah betik

Methods of keeping

Kaedah menyimpan

Observation after a week

Pemerhatian selepas satu minggu

A Pickled

Jeruk

No change

Tiada perubahan

B Left on the table

Ditinggalkan di atas meja

1. Dry and discoloured

Kering dan hilang warna

2. Gives out a foul smell

Table 1

Jadual 1

a. State two reasons (inferences) based on the observation of slice B of the papaya.

Nyatakan dua sebab ( inferens) berdasarkan pemerhatian terhadap hirisan betik B.

1.______________________________________________________________________

2.______________________________________________________________________

b. State one observation to support your inference made in (a).

Nyatakan satu pemerhatian yang menyokong inferens anda di (a).

_____________________________________________________________________

c. The change in room temperature is related to how long a slice of papaya may last.

Perubahan pada suhu bilik berhubung kait dengan berapa lama hirisan betik boleh

tahan.

Based on the statement above, state one relationship between what is changed and what is

observed.

Berdasarkan satu penyataan di atas, nyatakan satu hubungan di antara apa yang diubah

dan apa yang diukur.

PRACTICE 1

1. Four black rabbits are put into cage P and twelve into cage Q. The cages are of similar

size. In each cage, the number of males and females are the same. The rabbits in cage Q

are given the same amount of food and water as the rabbits in cage P each day. Each of

the rabbit in the cages P and Q is weighed after 3 weeks. The average weight of the

rabbits in each cage is obtained.

Empat ekor arnab hitam telah dimasukkan ke dalam sangkar P dan 12 ekor arnab ke

dalam sangkar Q. Kesemua sangkar mempunyai saiz yang sama. Bilangan arnab betina

dan arnab jantan bagi setiap sangkar adalah sama. Semua arnab bagi kedua-dua

sangkar diberi jumlah makanan dan air yang sama. Selepas 3 minggu, berat bagi setiap

ekor arnab diambil. Purata berat arnab bagi setiap sangkar dicatat.

Cage

sangkar

Number of rabbit

Bilangan arnab

Average mass of the rabbit

Purata berat arnab

P 4 72 g

Q 12 50 g

a). what inference can be made based on the observations?

Apakah inferens yang boleh dibuat berdasarkan pemerhatian di atas?

_____________________________________________________________________________

_____________________________________________________________________________

b). In the investigation, state

Dalam penyiasatan ini, nyatakan

i). what is being changed

apakah yang berubah

________________________________________________________________________

ii). What is being measured

apakah yang diukur

iii). what is kept the same

apakah yang dimalarkan

c). Predict what would happen when more black rabbit are added to cage P.

Ramalkan apa yang akan berlaku sekiranya bilangan arnab hitam ditambah ke dalam

sangkar P.

d). State one conclusion that you can make from the investigation.

Nyatakan satu kesimpulan yang boleh dibuat daripada penyiasatan ini.

e). State a relationship between the number of rabbit and the average mass of the rabbit

Nyatakan hubungan antara bilangan arnab dan purata berat arnab.