Sunday
May 26, 2013

# Homework Help: physics

Posted by megha on Thursday, May 26, 2011 at 12:37pm.

find the mass of the moon if its radius is 1.76*1000000 m and the average density is 4*1000kg/m cube

• physics - drwls, Thursday, May 26, 2011 at 2:17pm

Multipy the moon's volume (4*pi*R^3/3)by the average density. You should learn to use scientific notation for big numbers.

R = 1.76*10^6 m
density = 4*10^3 kg/m^3

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