IMPORTANCE OF MINERALS TO SOCIETY

WHAT I KNOW

1. Which of the following demonstrates importance of minerals in construction? C. Concrete which contains minerals is used to lay down foundation in construction

2. How does society utilize quartz as one of the important minerals? C.  In constructions, engineers use glass made of quartz as window or wall panels.

3. Why is Titanium an important mineral in medical industry? D. All of the above

4. How does toothpaste help in fighting tooth decay? C.  Its active ingredient, Fluoride, protects teeth from acids that are formed in the mouth.  

5. In cosmetic products, colored mineral is very important. Which mineral is usually used for red lipstick? D. All the above

6. Desert rose is very important in making cement because: A. It contains mineral gypsum

7. Why is chromium an important mineral in structural manufacturing industry? C. When mixed with iron, the alloy produced forms stainless steel that is resistant to rust.

8. Zinc oxide is best barrier against ultraviolet rays. In which product is it most likely used? B.  Lotion

 9. Which of the following elemental mineral is used by nuclear plant to generate electricity? D. Uranium-235

10.Which of the following metals are mainly needed for aircraft components because they are light and durable? A. Aluminum

11.Which of the following are the uses of minerals? D. I, II, III, and IV

12.Silicon is not a metal but is a good conductor. In which products do you expect Silicon to be used with this property? B. Electric circuits

 13. Overtime soil loses its fertility due to farming activities. To maintain the productivity of farming lands, nutrients are replenished by adding fertilizer made primarily of: D. potassium, phosphorus, and nitrogen

14.Silver is more conductive than copper. In spite of this, why do you think copper is commonly used as electrical wirings than silver? B. Copper is cheaper than silver

15. Daniel, a 40-year-old factory worker, recently learned that zinc is a common mineral that is essential to keep a healthy human body. He then decided to take supplements with zinc. How does Zinc help? C. It is essential for the immune system to properly work.

ASSESSMENT

1. Which of the following are the uses of minerals? D. I, II, III, and IV

 2. Over time, different types of batteries are developed, produced, and used by society. Minerals below are extensively used in the production of these batteries. B. II and III

3. Minerals are not only used in manufacturing industry. Common households also make use of minerals for everyday use. Which of the statement best describes minerals as important part of a household? D. All of the above

4. Copper is a good conductor of electricity and is less corrosive, therefore it is best used for _______________. B. Electrical wiring

5. Although gold is generally known in jewelries industry, they are also used in other products like cellphones and computers. What characteristics of gold is important for this purpose? D. All of the above

6. Why is Titanium widely used in prosthetics over plastic, wood, and rubber? C. Titanium has biocompatibility which makes it suitable for implants.

7. Plaster: gypsum; Toothpaste: ___________ A. Fluorite

8. How does society benefit from using kitchen wares made of aluminum over other materials such as iron cast and stainless steel? C. I and IV are true; II and III are false

 9. The paper used in magazine cover are specially made to be glossy and smooth. What mineral gives this kind of paper a glossy look? C.  Kaolin clay

10. At a young age, Eve has developed rickets, a condition that affects bone development in children. She experiences bone pain and has soft and weak bones that lead to bone deformities. Which mineral is Eve lacking for her bone condition? A. Calcium

11. Which property of Aluminum makes it useful in making aircraft? D. All of the above

12.Graphite is one of many forms of carbon with crystalline structure that allows layers to slide over each other easily. In which product is graphite commonly used because of this property?  C. Pencil

13.Silicon is not a metal but is a good conductor. In which products do you expect Silicon to be used with this property? B. Electric circuits

14.Which set of minerals are necessary in making fertilizer? D. potassium, phosphorus, and nitrogen

15.Uranium is a heavy radioactive element from mineral uraninite. Although uranium is radioactive which makes it harmful to human upon exposure, it is very useful to society because it is important in _____________. a. food production b. generation of electricity c. cleaning of coastal water d. decomposition of solid waste