year8 technology quiz4

Which of the following is a common use of softwood?

• Musical instruments

• Flooring

• Furniture

• Construction framing

What type of wood is often used for making paper pulp?

• Teak

• Mahogany

• Pine

• Birch

What is the term for the annual rings seen in a cross-section of a tree trunk?

• Growth circles

• Circumference lines

• Annual bands

• Tree rings

What is the purpose of applying varnish to wood?

• To increase its flexibility

• To make it water-resistant

• To enhance its color

• To protect it from termites

Which of the following is a sustainable practice related to wood usage?

• Clear cutting

• Illegal logging

• Deforestation

• Reforestation

What property of metals makes them good conductors of electricity?

• Ductility

• Malleability

• Conductivity

• Hardness

Which metal is known for its resistance to corrosion and is often used in making aircraft bodies?

• Zinc

• Copper

• Aluminum

• Titanium

What is the process of covering iron with a layer of zinc to prevent corrosion called?

• Galvanization

• Anodization

• Electroplating

• Oxidation

Which metal is commonly used in making electrical wires due to its high conductivity?

• Gold

• Iron

• Copper

• Aluminum

What is the alloy of copper and tin commonly used for making statues and bells?

• Brass

• Bronze

• Steel

• Pewter