What is density?Learning objectives - what is density- how heavy is somthing for tis size, caculate densities of objects , predict whether ti will sink or in water with known values and relate abck to refraction will it go slower of faster
What is density?Learning objectives - what is density- how heavy is somthing for tis size, caculate densities of objects , predict whether ti will sink or in water with known values and relate abck to refraction will it go slower of faster