So less diffusion of oxygen into the blood Why is the volume of oxygen that has to be absorbed and the volume of CO2 that has to be removed large in mammals? (2)
A kilowatt-hour is the electrical energy consumed in one hour at the constant rate of one kilowatt. The average household in the United States uses about 8,900 kilowatt-hours of electricity each year.. Power is defined as the rate at which work is done or energy is consumed.
In the US typical household power consumption is about 11,700 kWh each year, in France it is 6,400 kWh, in the UK it is 4,600 kWh and in China around 1,300 kWh. The global average electricity consumption for households with electricity was roughly 3,500 kWh in 2010.There are numerous things that drive these differences, including wealth, physical house size, appliance standards, electricity prices and access to alternative cooking, heating and cooling fuels.verage Household Electricity Use. About 80% of people in the world have access to electricity. This figure has increased in the last decade, mainly due to increasing urbanization. But despite the fact that more and more people are getting access to electricity we use very different amounts of it.