ⵜⵉⵢⵓⵡⵏⵉⵏ ⵜⵉⵙⵉⵍⴰⵏⵉⵏ ⵏ ⵓⵏⴳⵔⴰⵡ ⴰⴳⵔⴰⵖⵍⴰⵏ
ⴰⵎⴰⴳⵔⴰⴷ ⴰⴷ ⵉⴳⴰ ⵙⵓⵍ ⴰⴳⵓⵊⵉⵍ. ⵎⴽ ⵜⵓⴼⵉⴷ, ⵔⵏⵓ ⴰⵙⵖⵓⵏ ⵏⵏⵙ ⴳ ⴽⵕⴰⴹⵜ ⵜⴰⵙⵏⵉⵡⵉⵏ ⵢⴰⴹⵏⵉⵏ.
ⴰⵎⴰⴳⵔⴰⴷ ⴰⴷ ⵓⵔ ⵉⵍⵉ ⵉⵙⴰⵖⵓⵍⵏ ⴳⵓⵎⵏⵉⵏ. ⵎⴽ ⵜⵓⴼⵉⴷ, ⵔⵏⵓ ⴰⵙ ⴽⵕⴰⴹ ⵉⵙⴰⵖⵓⵍⵏ ⵏⵖ ⵓⴳⴳⴰⵔ.
ⴰⵎⴰⴳⵔⴰⴷ ⴰⴷ ⵉⵇⵇⵉⵎ ⵙⵓⵍ ⴷ ⴰⵎⵓⴷ, ⵓⵔ ⵉⵍⴽⵉⵎ 250 ⵜⴳⵓⵔⵉⵡⵉⵏ. ⵜⵥⴹⴰⵕⴷ ⴰⴷ ⵜⴰⵡⵙⴷ ⴳ ⵓⵙⴱⵓⵖⵍⵓ ⵏⵏⵙ.
ⵙⴰⵜ ⵏ ⵜⵢⵓⵡⵏⵉⵏ ⵜⵉⵙⵉⵍⴰⵏⵉⵏ ⵏ ⵓⵏⴳⵔⴰⵡ ⴰⴳⵔⴰⵖⵍⴰⵏ ⴳⴰⵏ ⵜⵏⵜ « ⵜⵢⵓⵡⵏⵉⵏ ⵏ ⵓⵙⵖⵉⵍ ⵜⵉⵔⵎⴰⴳⵓⵍⵉⵏ » (ⵏⵖ « ⵜⵉⵢⵓⵡⵏⵉⵏ ⵜⵉⵔⵙⵍⴰⵏⵉⵏ ») ⵏⵏⴰ ⵙⴳ ⴷ ⴼⴼⵖⵏⵜ ⵜⵢⵓⵡⵏⵉⵏ ⵢⴰⴹⵏ ⵙ ⵜⵉⵎⵎⴰⴷ ⵏⵏⵙⵏⵜ ⵙ ⵜⵙⵍⴹⵜ ⵜⴰⵙⴽⵜⴰⵏⵜ, ⵜⵜⵉⵏⵉⵏ ⵉ ⵜⵢⵓⵡⵏⵉⵏ ⴰⴷ « ⵜⵉⵢⵓⵡⵏⵉⵏ ⴷ ⵉⴼⴼⵖⵏ ⵙⴳ ⵓⵏⴳⵔⴰⵡ ⴰⴳⵔⴰⵖⵍⴰⵏ». ⵜⵉⴳⵯⵣⵎⵉⵏ ⴰⴷ ⴳⴰⵏⵜ: ⵜⴰⵙⵉⵏⵜ ⵉ ⵓⵣⵎⵣ, ⴰⵎⵉⵜⵔ ⵉ ⵜⵉⵖⵣⵉ, ⴰⴽⵉⵍⵓ ⵉ ⵜⴰⵣⴷⵓⵣⵜ, ⴰⵎⴱⴱⵉⵔ ⵉ ⵓⵎⵣⴰⵣ ⴰⵎⵥⵥⴰⵕⵓⵕ, ⴽⵉⵍⴱⵏ ⵉ ⵜⵉⵔⵖⵉ, ⴰⵎⵓⵍ ⵉ ⵜⴰⵙⵎⴽⵜⴰ ⵏ ⵜⴰⵎⵜⵜⴰ, ⴽⴰⵏⴷⵉⵍⴰ ⵉ ⵜⵓⵥⵥⵉⵔⵜ ⵏ ⵓⵙⵉⴷⴷ.
| ⵉⵏⵉⴳⵍ | ⵉⵙⵎ | ⵜⴰⵙⵎⴽⵜⴰ |
|---|---|---|
| s | ⵜⴰⵙⵉⵏⵜ | ⴰⵣⵎⵣ |
| m | ⴰⵎⵉⵜⵔ | ⵜⵉⵖⵣⵉ |
| kg | ⴰⴽⵉⵍⵓ | ⵜⴰⵣⴷⵓⵣⵜ |
| A | ⴰⵎⴱⴱⵉⵔ | ⴰⵎⵣⴰⵣ ⴰⵎⵥⵥⴰⵕⵓⵕ |
| K | ⴽⵉⵍⴱⵏ | ⵜⵉⵔⵖⵉ |
| mol | ⴰⵎⵓⵍ | ⵜⴰⵙⵎⴽⵜⴰ ⵏ ⵜⴰⵎⵜⵜⴰ |
| cd | ⴽⴰⵏⴷⵉⵍⴰ | ⵜⵓⵥⵥⵉⵔⵜ ⵏ ⵓⵙⵉⴷⴷ |