how much oil does america use a day

Wilma had a 11-month-old baby, who takes half a cup of milk at a time. She uses 4 cups of milk to feed the baby in a day. How many times does she feed the baby in a day? => 10 or 8 or 9 or 11..

It is present everywhere. It is available in plenty. It does not cause any environmental pollution like the fossil fuels and nuclear power. Solar cells last a longer time and have low running costs. In the first half of the twentieth century solar energy was used in ..

It is present in abundance They have no moving parts and hence require little maintenance and work quite satisfactorily without any focusing device It does not cause any environmental pollution like the fossil fuels and nuclear power Solar cells last a longer time and have low runnin..

. Aluminium does not oxidise (corrode) as quickly as its reactivity would suggest. Once a thin oxide layer of (Al 2 O 3 ) has formed on the surface, it forms a barrier to oxygen and water and so prevents further corrosion of the aluminium. Aluminium is a useful structural metal...

A medical researcher wishes to test the effects of two diets and the time of day on the sodium level in a person's blood. Twenty people are randomly selected, and five are randomly assigned to each of the four groups. Find F A × B and analyze the data shown in the tables here, ..

In earlier days, doctors used stethoscopes consisting of thin wooden rods with broadened ends. By placing one end to his ear and placing the other end on the patient's chest, he could hear the sound of the heart beats transmitted through the wood. Motor mechanics sometimes, ..

Man's quest for sources of energy is inexhaustible. Early man depended mainly on muscular energy and later began to use wind and flowing water as sources of energy. He learned the art of making and controlling fire. Fire became his source of light at night. He used fire for warm..

Introduction - Man's quest for sources of energy is inexhaustible. Early man depended mainly on muscular energy and later began to use wind and flowing water as sources of energy. He learned the art of making and controlling fire. Fire became his source of light at night. He used..

Conditions for Rusting of Iron - The presence of water and oxygen is essential for the rusting of iron. Impurities in the iron, the presence of water vapor, acids, salts and carbon dioxide hastens rusting. Pure iron does not rust in dry and carbon dioxide free air. It also does ..

Question: What direct value does a forest have for man? Answer: Forests contribute to the economic development of our country by providing goods and services to people and industry. They are intimately linked with our culture and civilization. Forests are useful to hu..