Question

Exercise 1. There are the materials below. Choose appropriate words from the list to the definitions. coal, iron, clay, granite, jasper, diamond, gold, steel, copper, tin, aluminium, silver, nickel, quartz, manganese, sulfur, titanium. 1. The chemical element of atomic number 13. Silver-gray metal. 2. Red-brown metal. 3. Strong and hard silver-gray metal. It is used for construction, especially in the form of steel. 4. Hard rock consisting of quartz and mica, used as a building stone. 5. Chemical element used in alloys, notably bronze. 6. Black rock used as fuel. 7. Reddish-brown stone, chalcedony. 8. An important component of special steels and magnetic alloys.(AN is 25). 9. Silver-white metal. It’s a part of various minerals. North American: a five-cent coin.​

Answer 1

Ответ:

1. The chemical element of atomic number 13. Silver-gray metal.  - aluminium

2. Red-brown metal.  - clay

3. Strong and hard silver-gray metal. It is used for construction, especially in the form of steel.  - titanium

4. Hard rock consisting of quartz and mica, used as a building stone.  - granite

5. Chemical element used in alloys, notably bronze - copper

6. Black rock used as fuel- coal

7. Reddish-brown stone, chalcedony.  - quartz

8. An important component of special steels and magnetic alloys.(AN is 25).  - manganese

9. Silver-white metal. It’s a part of various minerals. North American: a five-cent coin.​  - nickel

Answer 2

#### Definitions and Appropriate Words: 1. The chemical element of atomic number 13. Silver-gray metal. 2. Red-brown metal. 3. Strong and hard silver-gray metal. It is used for construction, especially in the form of steel. 4. Hard rock consisting of quartz and mica, used as a building stone. 5. Chemical element used in alloys, notably bronze. 6. Black rock used as fuel. 7. Reddish-brown stone, chalcedony. 8. An important component of special steels and magnetic alloys. (AN is 25). 9. Silver-white metal. It’s a part of various minerals. North American: a five-cent coin. #### Answers: 1. The chemical element of atomic number 13 is **aluminium**. It is a silver-gray metal [[1]]. 2. The red-brown metal is **copper** [[2]]. 3. The strong and hard silver-gray metal used for construction, especially in the form of steel, is **iron** [[3]]. 4. The hard rock consisting of quartz and mica, used as a building stone, is **granite** [[4]]. 5. The chemical element used in alloys, notably bronze, is **tin** [[5]]. 6. The black rock used as fuel is **coal** [[6]]. 7. The reddish-brown stone is **jasper** [[7]]. 8. The important component of special steels and magnetic alloys (AN is 25) is **manganese** [[8]]. 9. The silver-white metal that is a part of various minerals and is also known as a five-cent coin in North America is **nickel** [[9]]. I hope this helps! Let me know if you have any further questions.