a-level maths: mechanics Exam Questions and Answers (Most Recent Version, Complete Study

a-level maths: mechanics Exam
Questions and Answers (Most Recent
Version, Complete Study
mechanics

book 1 chapter 8

why are mathematical models constructed? - CORRECT ANSWERS to simulate real-life
situations



mechanics

book 1 chapter 8

what are modelling assumptions used for? - CORRECT ANSWERS to simplifiy calculations



mechanics

book 1 chapter 8

what SI units are used for mass? - CORRECT ANSWERS measuered in:

kilograms



symbol:

kg



mechanics

book 1 chapter 8

what SI units are used for length/ displacement? - CORRECT ANSWERS measured in:

metres

, symbol:

m



mechanics

book 1 chapter 8

what SI units are used for time? - CORRECT ANSWERS measured in:

seconds



symbol:

s



mechanics

book 1 chapter 8

what do vector quantities have? - CORRECT ANSWERS both magnitude + direction



mechanics

book 1 chapter 8

what do scalar quantities have? - CORRECT ANSWERS magnitude only



mechanics

book 1 chapter 8

what's distance? - CORRECT ANSWERS magnitude of displacement vector



mechanics