Latihan Bab 1.docx

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BAB 1: DUNIA MELALUI DERIA KITA 1

When a person sees something, what carries the message from the eyes to the brain? Bila seseorang melihat sesuatu, apakah yang membawa maklumat dari mata ke otak? A B. C. D.

2

Arteries. Arteri. Glands. Kelenjar. Muscles. Otot. Nerves. Saraf.

Briefly explain how eye glasses and contact lenses help some people to see more clearly. Terangkan secara ringkas bagaimana cermin mata dan kanta sentuh membantu sesetengah orang melihat dengan lebih jelas. ……………………………………………………………………………………………………… ……………………………………………………………………………………………………… ………………………………………………………………………………………………………

3

The picture shows a pencil that is lying on a shelf in front of a mirror. Draw a picture of the pencil as you would see it in the mirror. Use the patterns of lines on the shelf to help you. Rajah di bawah menunjukkan sebatang pensil yang diletakkan pada kepingan papan di hadapan sekeping cermin. Lukis imej pensil yang anda lihat dari dalam cermin. Gunakan corak garisan yang terdapat pada kepingan papan untuk membantu anda.

4

A candle is placed on a ruled grid in front of mirror, as shown. At what point will the reflection of the candle appear to be? Sebatang lilin diletakkan di garisan grid di hadapan sekeping cermin. Pada kedudukan manakah pantulan lilin tersebut akan kelihatan?

A. B. C. D.

5

Point A. Kedudukan A. Point B. Kedudukan B. Point C. Kedudukan C. Point D. Kedudukan D.

A beam of light strikes a mirror as shown. Satu alur cahaya dihalakan kepada sekeping cermin seperti rajah di bawah.

Which picture best shows what the reflected light would look like? Di antara berikut yang manakah menunjukkan pantulan cahaya yang paling tepat?

6.

Which picture best shows the direction of the reflected light? Antara rajah berikut yang manakah menunjukkan arah pantulan cahaya yang paling tepat?

7

The crews of two boats at sea can communicate with each other by shouting. Why it is impossible for the crews of two spaceships a similar distance apart in space to do this? Anak-anak kapal antara dua buah bot boleh berkomunikasi secara melaung di laut. Mengapa anak-anak kapal antara dua kapal angkasa yang mempunyai jarak yang sama seperti situasi di atas tidak boleh berbuat demikian? A. B. C. D.

8.

The sound is reflected more in space. Bunyi dipantulkan lebih di angkasa lepas. The pressure is too high inside the spaceships. Tekanan terlalu tinggi di dalam kapal angkasa. The spaceships are traveling faster than sound. Kapal angkasa bergerak lebih laju daripada bunyi. There is no air in space for the sound to travel through. Tiada udara di angkasa lepas untuk bunyi bergerak melaluinya.

What is the advantage of having two eyes to see with rather than one eye? Apakah kelebihan melihat dengan menggunakan dua mata berbanding satu mata? ………………………………………………………………………………………………………. ……………………………………………………………………………………………………….

9.

What is the advantage of having two ears to hear with rather Apakah kelebihan mempunyai dua telinga berbanding satu telinga? ………………………………………………………………………………………………………. ……………………………………………………………………………………………………….

10.

Marry was looking out her window on stormy night. She saw lightning and then heard thunder a few second later. Explain why she saw lightning before she heard thunder. Marry melihat ribut pada waktu malam melalui tingkap. Dia melihat kilat dan mendengar bunyi guruh beberapa saat selepas itu. Huraikan kenapa dia melihat kilat terlebih dahulu sebelum mendengar bunyi guruh. ……………………………………………………………………………………………………… ………………………………………………………………………………………………………

11

A girl has an idea that green plants need sand in the soil for healthy growth. In order to test her idea she uses two pots of plants. She sets up one pot of plants as shown below. Seorang gadis menyatakan bahawa tumbuhan hijau perlukan pasir dalam tanah untuk pertumbuhan yang sihat. Bagi menguji kesahihan idea tersebut, beliau menggunakan dua pasu tumbuhan. Beliau membina pasu pertama seperti yang ditunjukkan di bawah.

Sunlight Sinaran matahari

Sand, soil and water Pasir, tanah dan air Which ONE of the following should she use for the second pot of plants? Yang mana SATU daripada yang berikut harus digunakan sebagai pasu kedua? A.

B. Dark cupboard Almari gelap

Sunlight Sinaran matahari

Sand and water Pasir dan air

C.

Sand, soil and water Pasir, tanah dan air

D. Dark cupboard Almari gelap

Soil and water / Tanah dan air

Sunlight Sinaran matahari

Soil and water / Tanah dan air

12.

What can be predicted about the height of the pea plans? Apakah yang boleh diramalkan mengenai ketinggian tumbuhan kacang? Explain your answer.Terangkan jawapan anda. ………………………………………………………………………………………………… ………………………………………………………………………………………………… ………………………………………………………………………………………………… …………………………………………………………………………………………………

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