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AQA Year 1 Unit 1: biomolecules Exam Questions With 100% Verified Answers
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©BRAINBARTER 2024/2025 AQA Year 1 Unit 1: biomolecules Exam Questions With 100% Verified Answers What is a monomer - answerA monomer is a small unit that can join together repetitively to form a larger molecule / polymer. what is a polymer - answerlarge number of monomer units joined together...

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  • September 27, 2024
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  • 2024/2025
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AQA A level design and technology Exam
Questions With 100% Verified Answers


Compressive strength - answer✔the force at which a material breaks under pressure


tensile strength - answer✔A measure of how much stress from pulling, or tension, a material can

withstand before breaking.


bending strength - answer✔The ability to resist forces that may bend the material.


shear strength - answer✔measures the largest shear force a materials can stand before ripping

apart


Torsional strength - answer✔Resists a twisting force


Hardness - answer✔A measure of how easily a mineral can be scratched


Toughness - answer✔the ability of a material to resist fracture


Plasticity - answer✔ability to be molded


Ductility - answer✔The ability to be pulled into thin wires


Malleability - answer✔the ability of a solid to be hammered without shattering


Elasticity - answer✔The ability of a material to bounce back after being disturbed

, ©BRAINBARTER 2024/2025


Density - answer✔the degree of compactness of a substance.


Fusibility - answer✔Ability to become a liquid when heated


Magnetism - answer✔The force of attraction or repulsion of magnetic materials


electrical conductor - answer✔A material through which electric charge can flow easily


electrical insulator - answer✔a material through which charge cannot flow easily


thermal conductor - answer✔a material through which thermal energy flows easily


thermal insulator - answer✔a material through which thermal energy moves slowly


thermal expansion - answer✔the expansion of matter when it is heated


opaque - answer✔impossible to see through; preventing the passage of light


translucent - answer✔Allowing light to pass through


transparent - answer✔Allowing light to pass through


Ferrous - answer✔with iron


Non-ferrous - answer✔containing no iron


Alloys - answer✔mixtures of two or more metals


Thermoplastic - answer✔a material that softens when heated and hardens again when cooled

, ©BRAINBARTER 2024/2025


Thermosetting - answer✔Capable of being permanently hardened by heat and pressure; resistant

to the further effects of heat.


Elastomer - answer✔a natural or synthetic polymer having elastic properties


composite - answer✔made up of separate parts


Smart materials - answer✔Materials which change in response to their surroundings, such as

light levels or temperature.


Modern materials - answer✔Materials that are developed through the invention of new or

improved processes.


toughness test - answer✔Izod impact test-Tough materials absorb impact, brittle materials shatter


Paper stock forms - answer✔sizes from A0 (largest size) to A8 (smallest), each 'A' size is half

the size of the previous one - for example, A4 is half the size of A3.


compliant materials - answer✔materials that are flexible, such as textiles and some plastics


gsm - answer✔grams per square meter


Rough Sawn - answer✔Timber direct from the saw.


Planned square edge (PSE) - answer✔wood has only one edge that is planned accurately, the rest

is rough sawn

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