The main objective of a physical map is to show landforms, bodies of water and other geographical features. Features shown include mountains, deserts and lowlands as well as lakes, rivers and oceans.
Depending on your electricity prices, a 400 watt HID will cost $200 â $400 each year of use, plus the cost of replacement bulbs. LEDs meant to replace 400w HIDs average around 180 watts.
To determine the cost to run a 5,000-Btu air conditioner, however, you'll have to know the amperage rating. In turn, you can convert that number to wattage. Once you know the wattage, you can find out the cost to run the air conditioner for an hour, a day, a week, a month or a year. yearly cost can be determined by multiplying the cost per week, $11.20, by how many weeks in a year, 52. The total approximate yearly amount to run a 5,000-Btu air conditioner continuously will be about $585.