Peoples are utilizing more and more household batteries. The mean individual owns about two button batteries. ten normal ( A. AA. AAA. C. D. 9V. etc. ) batteries. and throws out approximately eight family batteries per twelvemonth. A battery is an electrochemical device with the ability to change over chemical energy to electrical energy to supply power to electronic devices. Batteries contain heavy metals such as quicksilver. lead. Cd. and Ni. which can pollute the environment when batteries are improperly disposed of. When incinerated. certain metals might be released into the air or can concentrate in the ash produced by the burning procedure. In add-on. batteries may bring forth the undermentioned possible jobs or jeopardies when non decently disposed off. Batteries pollute the lakes and watercourses as the metals vaporize into the air when burned.
They can lend to heavy metals that potentially may leach from solid waste landfills. They expose the environment and H2O to take and acid. They contain strong caustic acids which cause Burnss or danger to eyes and tegument. In landfills. heavy metals have the possible to leach easy into dirt. groundwater or surface H2O. Dry cell batteries contribute about 88 per centum of the entire quicksilver and 50 per centum of the Cd in the municipal solid waste watercourse. In the yesteryear. batteries accounted for about half of the quicksilver and over half of the quicksilver and Cd in the municipal solid waste watercourse.
When burned. some heavy metals such as quicksilver may zap and get away into the air. and Cd and lead may stop up in the ash. As one of the most omnipresent harvests in the universe. the murphy is poised to feed the full universe. Along the manner. scientists discovered that the popular basic of many people’s diets may besides hold potency to assist power it every bit good. The murphy is starchy. tuberous harvest from the perennial nightshade. The word “potato” may mention either to the works itself or the comestible tuber. The murphy contains vitamins and minerals. every bit good as an mixture of phytochemicals. such as carotenoids and natural phenols. Chlorogenic acid constitutes up to 90 % of the murphy tuber natural phenols. But besides being rich in phosphorous acid. potatos are ideal in that they’re composed of hardy amylum tissue. can be stored for months and won’t attract insects.
Aside from this. murphies are used to brew alcoholic drinks such as vodka. potcheen. or aquavit. They are besides used as nutrient for domestic animate beings. Potato amylum is used in the nutrient industry as. for illustration. thickenings and binders of soups and sauces. in the fabric industry. as adhesives. and for the fabrication of documents and boards. Pine tree state companies are researching the possibilities of utilizing waste murphies to obtain polylactic acid for usage in plastic merchandises ; other research undertakings seek ways to utilize the amylum as a base for biodegradable packaging. Potato skins. along with honey. are a folk redress for Burnss in India. Burn centres in India have experimented with the usage of the thin outer tegument bed to protect Burnss while mending. Potatoes ( chiefly Russets ) are normally used in works research.
The consistent parenchyma tissue. the clonal nature of the works and the low metabolic activity provide a really nice “model tissue” for experimentation. Wound-response surveies are frequently done on murphy tuber tissue. as are electron conveyance experiments. In this regard. potato tuber tissue is similar to Drosophila melanogaster. Caenorhabditis elegans and Escherichia coli: they are all “standard” research being. The possible jobs or jeopardies caused by battery when non decently disposed off. non to advert the manner it pollutes the lakes and watercourses as the metals vaporize into the air when burned. its part to heavy metals that potentially may leach from solid waste landfills. the exposure of the environment and H2O to take and acid and the strong corrosive acids which cause Burnss or danger to eyes and tegument when non decently disposed off drove the research workers to look for better alternate in bring forthing electricity.
Statement of the Problem:
This survey aims to find if murphies could be possible battery options. Specifically. it sought to reply the: 1. Can potato be used to bring forth electricity?
2. Is the murphy an ideal and practical option for batteries?
Potato juice contains many H2O soluble chemicals that may do a chemical reaction with one or both of the electrodes. Therefore. the presence of murphy juice can bring forth electricity.
Significance of the Survey:
This survey aims to decrease the jobs and jeopardies caused by battery to our environment by utilizing murphy as battery options. It besides wanted to corroborate if murphies can bring forth electricity and be an ideal and practical option for batteries. The findings of this survey may be of great importance to these people along with the possibilities: Government. This survey will be really good to the authorities. It will assist them bring forth electricity of course therefore. extinguishing pollution. jeopardies. environmental jobs and electricity crisis. Investors. This survey will guarantee the investors who put up concern in the Philippines that there will be no more electricity jobs in our state. As a consequence. they will hold a huge production and higher income. Potato Farmers. This survey will animate them to turn more murphies which will non merely be used to feed the Filipino people but will besides illume the whole state. Scope and Restrictions:
For this survey. the research workers used 10 murphies. 10 five centavo coins. galvanized metal sheets. Cu wire. alligator cartridge holders. LED bulb. wall clock. examiner and plyerss.
Definition of Footings:
To hold a better and clear apprehension of the content of the survey and in order to set up common frame of mention between the research workers and the readers. the undermentioned footings are defined operationally: Current. Rate of flow of negatrons
Electric Potential. The capacity to authorise the whole circuit Potato. Potato refers to starchy tuberous comestible harvest
Power. Electric power
Parallel Circuit. A closed electrical circuit in which the current is divided into two or more waies and so returns via a common way to finish the circuit Series Circuit. A circuit holding its parts connected serially circuit. electric circuit. electrical circuit an electrical device that provides a way for electrical current to flux.
REVIEW OF RELATED LITERATURE AND STUDIES
A battery. which is really an electric cell. is a device that produces electricity from a chemical reaction. Strictly talking. a battery consists of two or more cells connected in series or parallel. but the term is by and large used for a individual cell. A cell consists of a negative electrode ; an electrolyte. which conducts ions ; a centrifuge. besides an ion music director ; and a positive electrode. The electrolyte may be aqueous ( composed of H2O ) or nonaqueous ( non composed of H2O ) . in liquid. paste. or solid signifier. When the cell is connected to an external burden. or device to be powered. the negative electrode supplies a current of negatrons that flow through the burden and are accepted by the positive electrode. When the external burden is removed the reaction A murphy battery is a type of electrochemical cell. An electrochemical cell converts chemical energy into electrical energy.
In the murphy battery. there is a transportation of negatrons between the Zn surfacing the galvanized nail that will be inserted into the murphy and the Cu wire that will be inserted another portion of the murphy. The murphy conducts electricity. yet keeps the Zn ions and Cu ions separate. so that the negatrons in the Cu wire are forced to travel ( bring forth current ) . It’s non plenty power to floor you. but the murphy can run a little digital clock. The hunt for a inexpensive beginning of electricity for remote. off-grid communities. has led to batteries that work on newly boiled murphies. One piece of murphy can bring forth 20 hours of visible radiation. and several pieces could supply plenty energy to power simple medical equipment and even a low-power computing machine. said a research squad from the Hebrew University of Jerusalem. Israel.
Harmonizing to Haim Rabinowitch. co-researcher. the engineering is ready to travel. It should take an interested organic structure merely a short piece. and really small investing. to do this available to communities in demand. The squad. which described its work in the Journal of Renewable and Sustainable Energy earlier this month ( 7 June ) . said its work flexible joints on a recent find that the electrical flow from murphies — long known to be natural electrolytes — can be enhanced tenfold when their cell membranes are intentionally ruptured by boiling. To show. the research workers created a series of batteries out of pieces of poached Desiree murphies about the size of a standard Mobile phone. though they say the type and size of murphy piece do non find its power. The device had the same basic constituents as conventional batteries. dwelling of two electrodes separated by an electrolyte ( the murphy ) .
Each battery powered a little visible radiation for 20 hours. after which a new piece could be inserted. Potato batteries are estimated to bring forth energy at a cost of about US $ 9 per kilowatt hr ( kW/h ) . which compares favorably with the best acting 1. 5 V ( AA ) alkaline cells — or D cells — which generate energy at US $ 50/kWh. Banana and strawberry batteries could besides be used. said Rabinowitch. but their softer tissues would weaken the construction of the battery and the sugars could pull insects.
Potatos were chosen because of their handiness all over including the Torrid Zones and sub-tropics. Potatos are the world’s 4th most abundant nutrient harvest. Teo Sanchez. energy engineering and policy adviser at Practical Action. a charity which promotes engineering for development. said: “With half the world’s population holding no entree to modern energy. this research is a valuable part to one of the biggest challenges in the world” . But he is concerned about the limited sum of power that single batteries can bring forth and the possible deductions of deviating a nutrient harvest into energy production.
The research workers used stuffs which are readily available in the market.
The followers are the stuffs used for this survey:
10 pieces of murphies
10 pieces of 5 centavo coins
Galvanized metal sheet
Wash the murphies. Rinse and dry them utilizing towel. Insert the galvanized metal sheet to the murphy. Insert one 5 centavo coin to the murphy. Make a series of connexions. Do the same process to the other nine murphies. Fix the LED bulb and link it to the series. Observe the LED. It turned on. Try to link the series to a wall clock. observe. The manus of the clock moved.
SUMMARY OF FINDINGS. CONCLUSIONS AND RECOMMENDATIONS
The murphy battery made the LED bulb turned on. The murphies did non acquire hotter or watercourse. The clip did non travel faster than normal. The murphies worked as batteries because of chemical reaction. There is acerb inside the murphies. Acid supplied the negative charge while the Cu have the positive charge. Together they made an electric current. Electricity is the consequence of a chemical reaction. The 5 centavo coin is Cu. while the galvanized metal sheet is coated in Zn. When Zn. which is negatively charged. comes into contact with an acid. negatrons are freed in a chemical reaction. Copper. which is positively charged. accepts those negatrons. thereby making an electric circuit.
Significant findings led to the undermentioned decisions:
1. Potatos can be possible battery options.
2. Potatos can be used to bring forth electricity.
3. Potatos are ideal and practical option for batteries since they are readily available in the market.
In the visible radiation of important findings and decisions of the survey. the
research workers extremely recommend the followers:
1. The authorities should put on alternate ways to make electricity therefore doing the lives of Filipinos more comfy. basking the electricity without paying excessively much. 2. Science instructors and pedagogues should earnestly look into more surveies. hunt for new methods and thoughts. 3. Students and immature scientists/inventors should go on to research and better replacement or alternate merchandises which will profit the full Philippines. 4. Further surveies of similar intent and nature may be conducted to make an alternate electricity – non merely batteries- which is cheaper than we have now.
Division of City Schools
TEODORO R. YANGCO ELEMENTARY SCHOOL
Dandan Street. Tondo. Manila
MA. CRISTINE JOY DELA CRUZ
ANGELI JOY M. FAROL
ROSEN FAE R. MARIANO
The research workers would wish to widen their deepest gratitude to the undermentioned people:
Mrs. Brinilda Ocampo. their Science instructor. for her valuable suggestions. advice and encouragement that provided the research workers the endurance and finding to travel on and complete this survey ; Mrs. Susan B. Espiritu. Master Teacher in Science. for her forbearance in traveling through the paper and indefatigably giving valuable remarks and penetrations ; Mrs. Margarita T. Ocampo. Master Teacher in Science. and all Science instructors for the motherly advice and motive they gave to the research workers ; Mrs. Eleodora B. Vergara. our school principal. for her aid and encouraging words to the
research workers ; To their schoolmates and friends. for the cooperation. friendliness. moral support and supplications ; To their parents and instructors. for the hardworking fiscal support and counsel. They are genuinely the researchers’ beginning of inspiration and strength. Above all to the powerful name of Almighty God. to whom the research workers trust and entrusted everything.
ABSTRACT OF THE STUDY
The survey in its present signifier is the consequence of the chemical experimentation of murphy which can be an alternate beginning of electric current as in a battery. The initial thought was to find whether murphy can bring forth electricity or non. Potatos were used in the experiment because they have substances which change chemical energy into electrical energy. By utilizing a series or parallel circuit. a music director like a Cu was inserted to the fruit to let the electrical current to flux. The undermentioned findings were drawn: 1. Potatos can be possible battery options. 2. Potatos can be used to bring forth electricity. 3. Potatos are ideal and practical option for batteries since they are readily available in the market.