Electricity Production Methods Quiz
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Questions and Answers

Hydropower process involves the use of a chemical process for electricity production.

False

Hydropower process harnesses the power of water for electricity production.

True

Geothermal process utilizes the Earth's internal heat for electricity production.

True

Atomic reactor process involves the splitting of atoms for electricity production.

<p>True</p> Signup and view all the answers

Piezoelectric process converts mechanical energy into electrical energy for electricity production.

<p>True</p> Signup and view all the answers

Which metal is considered the best conductor of heat and electricity?

<p>Silver</p> Signup and view all the answers

Which metal is commonly used as an electrical conductor and can turn into bronze when alloyed with tin?

<p>Copper</p> Signup and view all the answers

Which metal is most widely used for jewelry and gold plating?

<p>Gold</p> Signup and view all the answers

Which metal is resistant to corrosion and often alloyed with steel for building materials?

<p>Chromium</p> Signup and view all the answers

Which metal is very soft, ductile, and malleable and can be cut with a knife and bent with bare hands?

<p>Lead</p> Signup and view all the answers

Which metal is silvery-white, very malleable, and ductile and is mostly used for coating other metals and making food containers?

<p>Tin</p> Signup and view all the answers

What is the main source of metal?

<p>Ore</p> Signup and view all the answers

Which type of metal is commonly used for ornamental purposes?

<p>Wrought Iron</p> Signup and view all the answers

What makes White Cast Iron very hard?

<p>High iron content</p> Signup and view all the answers

Which ferrous metal is very ductile and can be stretched without breaking?

<p>Malleable Cast Iron</p> Signup and view all the answers

What does cast iron contain that makes it hard?

<p>Carbon</p> Signup and view all the answers

Which metal is an alloy containing a high percentage of what material?

<p>Iron</p> Signup and view all the answers

Which property is defined as the measure of the ease with which magnetic flux can be established in a material?

<p>Permeability</p> Signup and view all the answers

What quality allows electric current to flow easily?

<p>Electrical conductivity</p> Signup and view all the answers

Which property refers to the extent a metal can be shaped, chipped, or smoothened by a machine?

<p>Machinability</p> Signup and view all the answers

What does luster refer to in relation to a material or metal?

<p>The quality of light reflected from the surface</p> Signup and view all the answers

Which property is commonly recognized as resistance to shock or impact loading?

<p>Toughness</p> Signup and view all the answers

What is platinum commonly used for?

<p>Chemical and scientific apparatus</p> Signup and view all the answers

Which metal is known for being the most widespread on Earth?

<p>Aluminium</p> Signup and view all the answers

What is a unique property of aluminium among metals?

<p>It is a good conductor of heat and electricity</p> Signup and view all the answers

Which metal is described as hard, malleable, ductile, and resistant to heat and corrosion?

<p>Platinum</p> Signup and view all the answers

What is tungsten commonly used for?

<p>Making filaments for incandescent bulbs</p> Signup and view all the answers

Which metal makes up more than 8% of the Earth's core mass?

<p>Aluminium</p> Signup and view all the answers

Which of the following statements about nonmetals is true?

<p>Many elemental nonmetals are gases at room temperature.</p> Signup and view all the answers

Which term is used to describe an element with properties intermediate between metals and nonmetals?

<p>Metalloid</p> Signup and view all the answers

What property allows a metal to be drawn out into fine wires without breaking?

<p>Malleability</p> Signup and view all the answers

Which element is classified as a nonmetal and is a solid at room temperature?

<p>Carbon</p> Signup and view all the answers

What property allows a metal to resist force without changing its shape?

<p>Hardness</p> Signup and view all the answers

Which property allows a metal to withstand forces, sudden shock, or bends without fracturing?

<p>Toughness</p> Signup and view all the answers

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