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Gcse Dt > Metals > Flashcards

Metals Flashcards

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1
Q

What is the primary characteristic of metals?

A

Metals are good conductors of heat and electricity.

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2
Q

True or False: Metals are typically malleable.

A

True

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3
Q

Fill in the blank: The process of shaping metal by hammering or rolling is called ______.

A

forging

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4
Q

What is the main difference between ferrous and non-ferrous metals?

A

Ferrous metals contain iron, while non-ferrous metals do not.

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5
Q

Name a common example of a ferrous metal.

A

Steel

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6
Q

What is an example of a non-ferrous metal?

A

Aluminum

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7
Q

Multiple Choice: Which of the following is NOT a property of metals? A) Ductility B) Brittleness C) Conductivity

A

B) Brittleness

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8
Q

What term describes the ability of a metal to be drawn into wires?

A

Ductility

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9
Q

True or False: All metals rust when exposed to moisture.

A

False

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10
Q

What is the process of removing impurities from metal called?

A

Refining

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11
Q

Fill in the blank: The alloy made from copper and tin is known as ______.

A

Bronze

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12
Q

What is the primary use of aluminum in design and technology?

A

Structural applications and lightweight components.

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13
Q

Multiple Choice: Which metal is commonly used for electrical wiring? A) Iron B) Copper C) Lead

A

B) Copper

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14
Q

What is the term for the ability of a metal to withstand deformation without breaking?

A

Toughness

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15
Q

True or False: Stainless steel is resistant to corrosion.

A

True

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16
Q

What is the primary alloying element in stainless steel?

A

Chromium

17
Q

Fill in the blank: The process of heating a metal to remove internal stresses is called ______.

A

Annealing

18
Q

What type of metal is typically used for making tools and machinery due to its hardness?

A

Tool steel

19
Q

Multiple Choice: Which of the following metals is known for its lightweight properties? A) Lead B) Titanium C) Gold

A

B) Titanium

20
Q

What is metal fatigue?

A

The weakening of a metal due to repeated stress or strain.

21
Q

True or False: Metal can be recycled without losing its properties.

A

True

22
Q

Name one advantage of using aluminum in design.

A

It is lightweight and resistant to corrosion.

23
Q

What is the main environmental concern associated with mining metals?

A

Habitat destruction and pollution.

24
Q

Fill in the blank: The process of applying a protective coating to metal is called ______.

A

Galvanizing

25
Q

What is the main difference between hot working and cold working of metals?

A

Hot working is done above the metal’s recrystallization temperature, while cold working is done below.

26
Q

Multiple Choice: Which metal is most commonly used for construction? A) Bronze B) Steel C) Copper

A

B) Steel

27
Q

What is an alloy?

A

A mixture of two or more metals, or a metal and another element.

Gcse Dt (7 decks)

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