Middle School: 6th, 7th and 8th Grade - Science - Properties Of Materials Solution - MCQGeeks.com

Q.1.

What do we call a material which is not at all bendy?

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An insulator
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Rigid
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Magnetic
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Flexible

Q.2.

Why is copper used for electrical wiring?

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Because it is light
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Because it is flexible
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Because it is a good electrical conductor
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All of the above

Q.3.

A real 50p coin is heavier than a toy plastic 50p coin. Materials that are heavier than objects of the same size are more what?

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More solid
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More magnetic
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More light
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More dense

Q.4.

Which of these materials shows great elasticity?

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Sand
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Oak
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Rubber
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Concrete

Q.5.

What is the opposite of waterproof?

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Absorbent
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Flexible
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Smooth
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Opaque

Q.6.

What does 'property' mean when discussing materials?

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A material's possessions, such as money and land
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The qualities of a particular material
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The copyright on a particular material
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The objects which are made from a specific material

Q.7.

Which properties of china make it a good material for a teacup?

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It is brittle and permeable and a good electrical insulator
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It is shiny and transluscent and a good thermal conductor
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It is strong and waterproof and a good thermal insulator
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It is dense and opaque and a good electrical conductor

Q.8.

What is the opposite of elasticity?

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Stretchiness
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Brittleness
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Flexibility
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Hardness

Q.9.

Plasticine can be easily molded or squashed into different shapes. What do we call this property?

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Transparency
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Conductivity
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Density
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Malleability

Q.10.

If light cannot pass through a material, which property does that material have?

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It is opaque
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It is translucent
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It is transparent
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It is magnetic