Principle
1. The students should determine the mass of solid bodies with the aid of a balance.
2. The measurement of the mass of liquids can only be performed using a container. The students should determine the mass from the difference of two measurements.
Benefits
ΠΠΈΡΠ΅ΡΠ°ΡΡΡΠ° ΠΏΠΎ Π΄Π°Π½Π½ΠΎΠΉ ΡΡΠ°ΡΡΠ΅
ΠΠ°Π·Π°Π΄ ΠΊ ΠΏΠ΅ΡΠ΅ΡΠ½Ρ