Kuis Sifat Bahan - Bahan Serat

1. Bahan dari serat wol cocok dipakai untuk kawasan bersuhu....

Panas

Sedang

Dingin

Khatulistiwa

Bahan dari serat wol cocok dipakai untuk kawasan bersuhu dingin karena serat wol memiliki kemampuan isolasi yang baik. Serat wol dapat menjaga suhu tubuh dengan baik, sehingga cocok digunakan untuk menghangatkan tubuh dalam suhu dingin. Serat wol juga dapat menyerap kelembaban, sehingga tetap kering dan nyaman meskipun dalam kondisi dingin.

Explanation

Bahan dari serat wol cocok dipakai untuk kawasan bersuhu dingin karena serat wol memiliki kemampuan isolasi yang baik. Serat wol dapat menjaga suhu tubuh dengan baik, sehingga cocok digunakan untuk menghangatkan tubuh dalam suhu dingin. Serat wol juga dapat menyerap kelembaban, sehingga tetap kering dan nyaman meskipun dalam kondisi dingin.

2. Aneka industri tekstil di masyarakat pedalaman umumnya jika membuat kostum budaya adatnya diwajibkan menggunakan bahan baku 100% dari serat alami. Serat tersebut berasal dari....

Nilon, rambut, wol

Kapas, rambut, polyester

Kapas, rambut, nilon

Kapas, rambut, wol

The correct answer is Kapas, rambut, wol. This is because the question states that textile industries in rural communities generally use 100% natural fiber as raw materials for their traditional costumes. Kapas (cotton), rambut (hair), and wol (wool) are all natural fibers, while nilon (nylon) and polyester are synthetic fibers. Therefore, the correct combination of natural fibers for the traditional costumes would be kapas, rambut, and wol.

Explanation

The correct answer is Kapas, rambut, wol. This is because the question states that textile industries in rural communities generally use 100% natural fiber as raw materials for their traditional costumes. Kapas (cotton), rambut (hair), and wol (wool) are all natural fibers, while nilon (nylon) and polyester are synthetic fibers. Therefore, the correct combination of natural fibers for the traditional costumes would be kapas, rambut, and wol.

3. Baju seragam bagi tenaga lapangan yang bekerja di bawah terik matahari, yang banyak mengeluarkan keringat, dan bekerja siang malam, maka diperlukan baju yang terbuat dari bahan....

Polyster

Serat wol

Serat kapas

Serat nilon

Cotton is the most suitable material for a uniform for field workers who work under the sun, sweat a lot, and work day and night. Cotton is a breathable fabric that allows air to circulate and helps to absorb and evaporate sweat, keeping the body cool and comfortable. It is also a durable and lightweight fabric, making it suitable for long hours of work. Polyester, wool, and nylon may not provide the same level of breathability and comfort as cotton in hot and sweaty conditions.

Explanation

Cotton is the most suitable material for a uniform for field workers who work under the sun, sweat a lot, and work day and night. Cotton is a breathable fabric that allows air to circulate and helps to absorb and evaporate sweat, keeping the body cool and comfortable. It is also a durable and lightweight fabric, making it suitable for long hours of work. Polyester, wool, and nylon may not provide the same level of breathability and comfort as cotton in hot and sweaty conditions.

4. Industri tenun di masyarakat peternak domba memproduksi baju hangat yang terbuat dari bahan bulu domba. Bahan tersebut merupakan....

Serat protein hewan

Serat protein tumbuhan

Wol dari protein tumbuhan

Kapas dari protein hewan

The correct answer is "Serat protein hewan". The passage states that the textile industry in the sheep farming community produces warm clothes made from sheep's wool. Wool is a natural fiber that comes from the protein found in the hair of animals, in this case, sheep. Therefore, it can be concluded that the material used in the production of these warm clothes is a fiber derived from the protein of an animal, making "Serat protein hewan" the correct answer.

Explanation

The correct answer is "Serat protein hewan". The passage states that the textile industry in the sheep farming community produces warm clothes made from sheep's wool. Wool is a natural fiber that comes from the protein found in the hair of animals, in this case, sheep. Therefore, it can be concluded that the material used in the production of these warm clothes is a fiber derived from the protein of an animal, making "Serat protein hewan" the correct answer.

5. Baru-baru ini ditemukan bahan serat dengan karakteristik lembut, mengkilat, tidak mudah kusut, kurang tahan terhadap sinar matahari, daya serap yang bagus, tidak mudah berjamur, dan apabila dibakarberbau seperti rambut. Berdasarkan karakteristik-karakteristik tersebut, dapat disimpulkan bahwa bahan tersebut adalah….

Serat linen

Serat sutera

Serat kapas

Serat wol

Based on the given characteristics, it can be concluded that the material is silk fiber. Silk fibers are known for being soft, shiny, and having good absorbency. They are also not easily wrinkled and are less resistant to sunlight. Additionally, when burned, silk fibers give off a smell similar to burning hair. Therefore, the correct answer is silk fiber.

Explanation

Based on the given characteristics, it can be concluded that the material is silk fiber. Silk fibers are known for being soft, shiny, and having good absorbency. They are also not easily wrinkled and are less resistant to sunlight. Additionally, when burned, silk fibers give off a smell similar to burning hair. Therefore, the correct answer is silk fiber.