question no 4

India
February 27, 2007 1:16pm CST
We have a brick of regular size. It weights 4 kilogrammes. How much do u think a similar brick, 4 times smaller, but made of the same material weigh?
1 person likes this
3 responses
AJMSmith
@AJMSmith (112)
•
8 Mar 07
Cut the linear dimensions bt a factor of 4 and the brick is 164th the weight (a stack 4x4x4 fills the same space) so the weight would be 1/16 Kg or 62.5g
RAMPersona
@RAMPersona (2033)
• Philippines
28 Feb 07
1 kg, just divide the weight of the regular-sized brick by 4.
yanjiaren
@yanjiaren (9031)
•
27 Feb 07
oh dear is ist one of those densa tests lol that i am going to fail miserably at? i saw your maths one before but i am so hungry i can't think to respond to it.. i kilogram? mas it is four times smaller and made of the4 same materials?