A. The pressure is lower as you gain altitude because there are more molecules of oxygen and nitrogen. B. The pressure is lower as you gain altitude because there are less molecules of oxygen and nitrogen. C. The pressure is the same because there is no change in the number of molecules.
The price of a cockatiel depends on a few factors. Firstly the price depends on whether or not the bird is tamed. For a tamed cockatiel it would cost around $80 - $120 and a untamed cockatiel would cost $15-$30 (AUS) Also the colouring of the cockatiel plays a part in the cost of the bird, as more rare colours (such as lutino or pearl cinnamon) may increase the cost of the cockatiel.
Rating Newest Oldest. Best Answer: The younger they are, the cheaper they are. The breed also plays a part, as well as how close they are to the breed standard. Murray McMurray are selling 8 rare and unusual assorted peafowl chicks for just over $400, an assortment of 8 chicks of the more common breeds for $234.64.However, they are probably cheaper elsewhere-McMurray has a reputation for being priced a little over the odds, but with excellent customer service.urray McMurray are selling 8 rare and unusual assorted peafowl chicks for just over $400, an assortment of 8 chicks of the more common breeds for $234.64.