How long does it take a a
50 W heater to melt 2kg
of ice at 0°C ? [ Cwater
4J/g°C , Cice = 2.0 J/g°C , Lf (ice) = 334 J/g]​

How forest companies conflict with aboriginal

Why is the improved education of girls so important, especially with regard to economics and health? what are the leading causes of death among teenage girls in africa and how are they tied to education?

How did the environment influence settlement patterns in colonial america? * 1 point a. early settlers stayed near rivers for farmland and transportation b. early settlers stayed in hilly areas to avoid frequent floods in coastal areas c.early settlers quickly moved to the mountains to avoid hot summers d. early settlers only lived on coastal islands to prevent indian attacks