Thermochemistry CHEM1211-Thermochemistry ProjectName Worksheet 2: Sources of Ene

Question

Thermochemistry CHEM1211-Thermochemistry ProjectName Worksheet 2: Sources of Energy All of us use many forms of energy in our daily lives page 5 energy use has on the world around us " in order to avoid an "energy crisis use comes from and what impact our tly, many people have become concerned with "energy conservation the energy that y in our daily lives. In order to be well informed citizens, it is important to Recent In this worksheet we will explore these questions what ideas and what they really mean. To begin, consider the following I. If energy cannot be destroyed why do we worry about "saving " or "conserving" it? 2. If energy doesn't disappear why do people worry about an energy crisis? Let's begin by distinguishing cannot be replaced or would take millions of years to replace. Nonrenewable energy sources are natural gas, coal, propane, time. Renewable energy resources are wind, geothermal, solar, hydropower, and biomass hing between nonrenewable and renewable resources. Nonrenewable resources ei and uranium. Renewable resources can be easily replaced over a short perio Forms of Energy listed on Worksheet 1, and the graphic below, name the form of ene 3 Using the F each of the sources of energy listed. Remember, if the source of energy must be burned, the form energy is chemical energy RENEWABLE NONRENEW ABLE

Explanation / Answer

1 . it is true that energy neither be created nor be destroyed . but we should worry about it because energy is transforming from one state to another state . for example , electricity which we used it comes from fossil fuel mostly in many countries and we know that there are limited sources of fossil fuel. so if we waste energy then we will wasting our fossil fuels which we can retain .

2. people are worry because energy is available . but it should be present in controlled manner and proper form . and when its no use .it is waste . thats why people are worry bout it.

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