[3] Mass, Weight and Density

Question 1

Equation for weight

Answer 1

W = mxg

Question 2

Units of density

Answer 2

g/cm^(Cubed), or alternatively

Kg/m^(Cubed)

Question 3

How can a regular shape’s volume by measured.

Answer 3

Using a metre stick or metre rule

Question 4

How can an irregular shape’s volume be measured.

Answer 4

Submerging the shape in water and subtracting the original water volume from the new water volume.