Page 31 - PWR UP TG2 SAINS

Sains Tingkatan 2 Bab 2

3. Jalankan eksperimen di bawah dan jawab soalan berikut. SP 2.3.2 TP3 KBAT Mengaplikasi
Carry out the experiment below and answer the following questions.

Eksperimen
Eksperimen

Pernyataan masalah Adakah suhu, cahaya dan kelembapan memberikan kesan kepada taburan kutu kayu?
Problem statement Do temperature, light and humidity have effects on the distribution of woodlice?

Tujuan Mengkaji pengaruh suhu, cahaya dan kelembapan terhadap taburan kutu kayu.
Aim To study the effect of temperature, light and humidity on the distribution of woodlice.
Bahan dan radas Kutu kayu, air panas, air pada suhu bilik, bekas lut sinar, Eksperimen Taburan
Material and apparatus kasa dawai, kain hitam, kalsium klorida kontang, playar Kutu Kayu
dan jam randik. Experiment on the
Woodlice, hot water, room temperature water, transparent container, VIDEO Distribution of Woodlice
wire gauze, black cloth, anyhydrous calcium chloride, plier and stopwacth.

Eksperimen A: Kesan suhu terhadap taburan kutu kayu
Experiment A: The effect of temperature on the distribution of woodlice

Bekas lut sinar
Kutu kayu Transparent container Bilangan kutu kayu selepas 30 minit dalam bekas:
Woodlice
Kasa dawai The number of woodlice after 30 minutes in container:
J K Wire gauze
J K

Air panas Air (suhu bilik)
Hot water Water (room temperature)

Eksperimen B: Kesan cahaya terhadap taburan kutu kayu
Experiment B: The effect of light on the distribution of woodlice

Kain hitam Bekas lut sinar
Black cloth Transparent container Bilangan kutu kayu selepas 30 minit dalam bekas:
Kutu kayu The number of woodlice after 30 minutes in container:
Woodlice Kasa dawai
Wire gauze P Q
P Q

Air/Water Air/Water

Eksperimen C: Kesan kelembapan terhadap taburan kutu kayu
Experiment C: The effect of humidity on the distribution of woodlice

Kutu kayu Bekas lut sinar
Woodlice Transparent container Bilangan kutu kayu selepas 30 minit dalam bekas:
Kasa dawai The number of woodlice after 30 minutes in container:
X Y Wire gauze X Y

Kalsium klorida kontang Air
Anhydrous calcium chloride Water

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02 Bab 2.indd 19 9/24/20 4:09 PM