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Thank you for this it was very helpful
for number 1a) the instructions state thAt GRAVITY is 9.8m/s
Yes thanks for informing me the new syllabus has changed gravity from 10 to 9.8
thank u so much bro!!!
You're welcome
How do you know at 13:52 that the image is virtual?
Because the two rays don't intersect on the right side they only intersect at the left side and those represented by dotted line are virtual rays
liked!!
it says not to scale
in question 9d I am getting the answer as 1.8*10^18 in my calculator
You are right it was just a miscalculation
Sorry about that
@@IGCSEMatrixthe markscheme says ^27 but whej i do in calculator its ^18
@@seleenalbelbisi6595 u need to multiply volume by 1000*1000*1000. Cause we need to convert km^3 to m^3. As it is Km CUBED so u gotta multiply it with 1000, 3 times.
My exam starts in 49 minutes, hopefully it goes well
Don't worry u will do well
How did u do
Thank you for this it was very helpful
for number 1a) the instructions state thAt GRAVITY is 9.8m/s
Yes thanks for informing me the new syllabus has changed gravity from 10 to 9.8
thank u so much bro!!!
You're welcome
How do you know at 13:52 that the image is virtual?
Because the two rays don't intersect on the right side they only intersect at the left side and those represented by dotted line are virtual rays
liked!!
it says not to scale
in question 9d I am getting the answer as 1.8*10^18 in my calculator
You are right it was just a miscalculation
Sorry about that
@@IGCSEMatrixthe markscheme says ^27 but whej i do in calculator its ^18
@@seleenalbelbisi6595 u need to multiply volume by 1000*1000*1000. Cause we need to convert km^3 to m^3. As it is Km CUBED so u gotta multiply it with 1000, 3 times.
My exam starts in 49 minutes, hopefully it goes well
Don't worry u will do well
How did u do