They are a teaching aid for showing students how the various planets revolve and rotate. With an Earth/Moon/Sun system model you can answer all these questions by just turning the handle.. 1  Why we have day and night. 2  What a year is. 3  What a lunar month is.  Why there is summer and winter.
Currency. Romania's currency is the leu (usually appears in the plural form lei). It comes in Polymer notes. The currency has changed to RON (Romanian new lei). 1 (green) 5 (purple) 10 (Reddish Brown) 50 (Yellow) 100 )Blue) (200 and 500 lei notes are rarely used). The leu's subdivison is the ban (plural form bani), 1 leu = 100 bani), which comes in 1 (brass), 5 (cooper) 10 (steel) and 50 (brass) bani coins.
MDL-Moldovan Leu. Moldova, Leu. The Moldovan Leu is the currency of Moldova. Our currency rankings show that the most popular Moldova Leu exchange rate is the MDL to EUR rate. The currency code for Lei is MDL. Below, you'll find Moldovan Leu rates and a currency converter.