Page 6 - SAINS K2 THN 4_watermark

Sains Tahun 4 Ujian 2

Keputusan penyiasatan dicatatkan dalam Jadual 3 di bawah.
The result of the investigation is recorded in Table 3 below.

Bilangan pergerakan dada
turun dan naik dalam
Nama murid Jenis aktiviti masa satu minit
Name of pupil Type of activity Number of upwards and
downwards movements of
the chest in one minute
Amir Melompat tali 54
Rope skipping
Membaca
Ali 26
Reading
UJIAN
Ahmad Mengayuh basikal 38
2
Cycling
Bermain badminton
Arif 48
Playing badminton
Jadual 3 / Table 3
(a) Apakah yang dimaksudkan dengan kadar pernafasan?
What is meant by the rate of breathing?

[1 markah / 1 mark]

(b) Aktiviti yang manakah yang menyebabkan kadar pernafasan paling tinggi?
Which activity causes the highest rate of breathing?

[1 markah / 1 mark]

(c) Nyatakan satu inferens berdasarkan jawapan di 3(b).
State one inference based on the answer in 3(b).

[1 markah / 1 mark]
(d) Berikan satu hipotesis berdasarkan penyiasatan di atas.
Give one hyphothesis based on the above investigation.

[1 markah / 1 mark]

(e) Nyatakan suatu peralatan sains yang digunakan untuk mengukur kadar pernafasan
dalam penyiasatan ini. KBAT Mengaplikasi
State a science apparatus that is used to measure the rate of breathing in this investigation.

[1 markah / 1 mark]

© Penerbitan Pelangi Sdn. Bhd. 6

Get Ready Sains_Ujian 2 pg 1-9.indd 6 2/17/20 9:09 AM