I am new to physics and have bought the dummies books and help guides, I just cant grasp it, and it doesn't help I stink at algebra, can someone PLEASE help me with these 2 questions in detail so I can understand what I am doing wrong. Thank you SO much.(adsbygoogle = window.adsbygoogle || []).push({});

Convert .998 grams/cm^3 to kg/m^3

I understand that .998 grams is .000998 kg , and I know that 100cm = 1 meter but I don't know what to do with this information.

second questions is

The radius of the earth is 6.37X10^6 meters. Determine the volume of the earth to the correct number of sig figures.

I am forever grateful to those whole could help a lost soul

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# Homework Help: Homework Help! First day NOOB to physics

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