Uses of metals practice exercise 2

Copper is the preferred metal for wiring in homes because:

Copper is the preferred metal for wiring in homes because:  (1 mark)

Copper is the preferred metal for wiring in homes because:  (1 mark)

Copper is the preferred metal for wiring in homes because:  (1 mark)

Galvanized iron is commonly used for roofing in Kenya because:

Galvanized iron is commonly used for roofing in Kenya because:  (1 mark)

Galvanized iron is commonly used for roofing in Kenya because:  (1 mark)

Galvanized iron is commonly used for roofing in Kenya because:  (1 mark)

Which metal is chosen for aircraft manufacture because it combines low density with resistance to corrosion?

Which metal is chosen for aircraft manufacture because it combines low density with resistance to corrosion?  (1 mark)

Which metal is chosen for aircraft manufacture because it combines low density with resistance to corrosion?  (1 mark)

Which metal is chosen for aircraft manufacture because it combines low density with resistance to corrosion?  (1 mark)

Which metal is not only used in jewellery but also symbolises wealth and status in Kenyan culture?

Which metal is not only used in jewellery but also symbolises wealth and status in Kenyan culture? (1 mark)

Which metal is not only used in jewellery but also symbolises wealth and status in Kenyan culture? (1 mark)

Which metal is not only used in jewellery but also symbolises wealth and status in Kenyan culture? (1 mark)

Despite being more expensive, which metal is sometimes used in high-quality electrical connectors due to its resistance to corrosion and excellent conductivity?

Despite being more expensive, which metal is sometimes used in high-quality electrical connectors due to its resistance to corrosion and excellent conductivity?  (1 mark)

Despite being more expensive, which metal is sometimes used in high-quality electrical connectors due to its resistance to corrosion and excellent conductivity?  (1 mark)

Despite being more expensive, which metal is sometimes used in high-quality electrical connectors due to its resistance to corrosion and excellent conductivity?  (1 mark)

Which metal, shown in the image, is commonly used in surgical instruments due to its antibacterial properties?

Which metal, shown in the image, is commonly used in surgical instruments due to its antibacterial properties?  (1 mark)

Which metal, shown in the image below, is commonly used in surgical instruments due to its antibacterial properties?  (1 mark)

Which metal, shown in the image below, is commonly used in surgical instruments due to its antibacterial properties?  (1 mark)

Which reactive metal is essential in the production of salt and is stored in oil to prevent reaction with air?

Which reactive metal is essential in the production of salt and is stored in oil to prevent reaction with air?  (1 mark)

Which reactive metal is essential in the production of salt and is stored in oil to prevent reaction with air?  (1 mark)

Which reactive metal is essential in the production of salt and is stored in oil to prevent reaction with air?  (1 mark)

Why is aluminium commonly used to make sufurias in Kenyan homes?

Why is aluminium commonly used to make sufurias in Kenyan homes?  (1 mark)

Why is aluminium commonly used to make sufurias in Kenyan homes?  (1 mark)

Why is aluminium commonly used to make sufurias in Kenyan homes?  (1 mark)

Why is gold widely used in making jewellery?

Why is gold widely used in making jewellery?  (1 mark)

Why is gold widely used in making jewellery?  (1 mark)

Why is gold widely used in making jewellery?  (1 mark)

Why is silver used in making electrical wires and electronic devices?

Why is silver used in making making parts of an aeroplane as shown below?  (1 mark)      

Why is silver used in making making parts of an aeroplane as shown below?  (1 mark)      

Why is silver used in making making parts of an aeroplane as shown below?  (1 mark)