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Hi, please can you help me on these two questions?

For the first past paper im stuck on question 2 ( ii ) on the mark scheme it said that the distance to the epicentre is 1.6 -
On the second past paper on the last question , second last part of it, ( 9-(e) ) , i dont know how they got the answer and how they worked it out and why they did what they did.
Past Papers:
Past Paper 1 - https://www.physicsandmathstutor.com/pdf-pages/?
pdf=https%3A%2F%2Fpmt.physicsandmathstutor.com%2Fdownload%2FPhysics%2FGCSE%2FPast-Papers%2FWJEC-Wales%2FUnit-1H%2FJune%25202018%2520QP%2520-%2520Unit%25201%2520(H)%2520WJEC%2520Physics%2520GCSE.pdf

Past Paper 2 - https://www.physicsandmathstutor.com/pdf-pages/?pdf=https%3A%2F%2Fpmt.physicsandmathstutor.com%2Fdownload%2FPhysics%2FGCSE%2FPast-Papers%2FWJEC-Wales%2FUnit-1H%2FJune%25202019%2520QP%2520-%2520Unit%25201%2520(H)%2520WJEC%2520Physics%2520GCSE.pdf

Mark Schemes:
Past Paper 1 -https://www.physicsandmathstutor.com/pdf-pages/?pdf=https%3A%2F%2Fpmt.physicsandmathstutor.com%2Fdownload%2FPhysics%2FGCSE%2FPast-Papers%2FWJEC-Wales%2FUnit-1H%2FJune%25202018%2520MS%2520-%2520Unit%25201%2520(H)%2520WJEC%2520Physics%2520GCSE.pdf

Past Paper 2 - https://www.physicsandmathstutor.com/pdf-pages/?pdf=https%3A%2F%2Fpmt.physicsandmathstutor.com%2Fdownload%2FPhysics%2FGCSE%2FPast-Papers%2FWJEC-Wales%2FUnit-1H%2FJune%25202019%2520MS%2520-%2520Unit%25201%2520(H)%2520WJEC%2520Physics%2520GCSE.pdf
(edited 1 year ago)
Original post by Gerhman
Hi, please can you help me on this question?

For the first past paper im stuck on question 2 ( ii ) on the mark scheme it said that the distance to the epicentre is 1.6 - Could you please tell me how they got this answer
On the second past paper on the last question , second last part of it, ( 9-(e) ) , i dont know how they got the answer and how they worked it out and why they did what they did. Could you please tell me how they got this answer too please.
Past Papers:
Past Paper 1 - https://pmt.physicsandmathstutor.com...ics%20GCSE.pdf
Past Paper 2 - https://pmt.physicsandmathstutor.com...ics%20GCSE.pdf
Mark Schemes:
Past Paper 1 - https://pmt.physicsandmathstutor.com...ics%20GCSE.pdf
Past Paper 2 - https://pmt.physicsandmathstutor.com...ics%20GCSE.pdf


None of your links work - they are as displayed in your post, rather than the full URL.
Reply 2
Sorry, i never knew, ill try to set fix it, thanks for telling me

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