SAINS TINGKATAN 3 BAB 4 KEREAKTIFAN LOGAM

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Science

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12th Grade

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Practice Problem

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Teacher Roselen

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7 Slides • 4 Questions

SAINS TINGKATAN 3 BAB 4

4.1 Kepelbagaian mineral

4.3 Pengestrakan logam daripada bijihnya

TP 3, TP5

by Teacher Roselen

Multiple Select

Pilih mineral yang tidak mengandungi unsur oksigen.

Hematit

Galena

Pirit

Bauksit

Multiple Choice

Aluminium oksida adalah mineral semulajadi. Apakah kegunaan Aluminium oksida

Membuat ubat gigi

Meneutralkan tanah yang berasid

Komponen dalam alat pemotong

Lombong bauksit Kuantan, Pahang

Open Ended

Bagaimanakah kita dapat mengurangkan kesan buruk perlombongan bauksit terhadap alam sekitar?

Type response here

Semak jawapan anda...

Membaik pulih kawasan perlombongan dengan menanam lebih banyak tumbuhan hijau.
Meningkatkan kecekapan proses perlombongan bauksit dengan menggunakan teknologi-teknologi yang mesra alam.

Open Ended

Pada pendapat anda, adakah perlombongan bauksit perlu diteruskan? Wajarkan pendapat anda.

Type response here

Semak jawapan anda...

Ya, perlu diteruskan. Jika dihentikan akan menyebabkan kesukaran memperolehi sumber baharu bagi aluminium.
Perlombongan perlu dilakukan dengan lebih terkawal.
Pokok yang ditebang mesti ditanam semula.

Syabas dan tahniah !!!! anda telah menyelesaikan pembelajaran hari ini

SAINS TINGKATAN 3 BAB 4

4.1 Kepelbagaian mineral

4.3 Pengestrakan logam daripada bijihnya

TP 3, TP5

by Teacher Roselen

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