OCR P7 and ideas in context?? :)

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what questions do you think will be asked in the ideas in context? what content do we need to know roughly for it would you say?

thank you :)

Posted Sat 4th June, 2011 @ 21:30 by Jas

1 Answer

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the advantages and disadvantages of digital and analogue signals

how an analogue wave is converted to digital and then back to analogue again

possibly someting on wave modulation

advantages and disadvantages of FM and AM

wave calculations

kinetic energy calculations

resultant forces possibly

calculating momentum and change in momentum

how the time the force acts affects the force felt

why the forehead is more suited to taking the impact

distance-time graphs

velocity-time graphs

forces on car

speed calculations

work done

electromagnetic spectrum

Answered Mon 6th June, 2011 @ 20:21 by Lucy
Edited by Lucy on Mon 6th June, 2011 @ 20:22