SCIENCE INFORMATIC WS011 CONSERVATION OF ENERGY GROUP MEMBER: 1. ADRIAN HO IK LIANG (MS0915542624) 2. MOHD. TARHAMIZI BIN ABD HAMID ( MS0915515816) 3. ZURINAH BINTI PAKEE ( MS0915517005) 4. DESMOND ANAK BONNIK (MS0915514779) 5. ELMA LIM ( MS0915514865) LECTURER ’S NAME: MR. SYED NASIR BIN SYED AHMAD Content Title INTRODUCTION POTENTIAL ENERGY GRAVITATIONAL POTENTIAL ENERGY ELASTIC POTENTIAL ENERGY KINETIC ENERGY PRINCIPLE OF CONSERVATION ENERGY WORK-ENERGY THEROM CONCLUSION BIBLIOGRAPHY Page 1
Free Energy Potential energy
object. a) TRUE b) FALSE Answers: b Question 3: Suppose you push on a heavy table and the table doesn’t move. The work that you do is a) positive. b) zero. c) negative. Answers: b Question 4: A hockey puck slides across the ice and eventually comes to a stop. Which statement is true? a) The work done by gravity is zero. b) The work done by gravity is equal to the gravitational force times the distance the puck slides. c) The work done by gravity cannot be calculated. Answers:
Premium Kinetic energy Potential energy Energy
Direct energy conversion system Direct energy conversion systems that could operate in the 100-700°C temperature range with high efficiencies (>30%) provide an attractive compact alternative to internal combustion engines for many military applications. They will also expand the possibilities for waste heat recovery applications. The core of the solution we are proposing is a metal/semiconductor nanocomposite that will allow us to modify four intrinsic material properties in order to fabricate
Premium Thermoelectric effect Thermodynamics Thermoelectric cooling
Waste-to-energy Taking Care of Garbage Michelle Rowland Buena Vista University Waste-to-energy Taking Care of Garbage We all have to share this world with its limited resources. We must take advantage of all resources we have‚ regardless if they came from the earth‚ are man made‚ or are waste products. The average person in America throws away 3.7 pounds of garbage every day (Resource Recovery Public Works‚ 2009). It is no surprise that this leads to landfills that are filling faster
Premium Waste management Waste-to-energy Recycling
Informative Speech April 24‚ 2011 Energy Efficiency There are various sources of energy available for use. However‚ energy is a limited and sparse resource that is not in abundance at all places. There is an ever rising need for more energy‚ but the energy supply and resources are limited. As a result‚ people have to develop means that can enable them to survive with the small amount of energy that is available. The proper and sustainable use of energy is known as energy efficiency. Efficiency is attained
Premium Efficient energy use Conservation of energy Energy
Solar Energy Introduction With the unlimited energy we receive from the sun‚ solar energy has the capabilities to meet the endless demand of energy and electricity both here in the United States and worldwide. Solar Energy is the one of a few energy sources that emits no carbon dioxide into the atmosphere at all. When comparing the cost and benefits of solar energy to other energy sources it is clear that solar energy is the most viable form of energy possible. With renewable energy becoming
Premium Solar energy Photovoltaics
[Lab 5: Conservation of Energy] [Yuyu Bao] Lab Partners: [Suyu Chao] TA: Jack Rory Staunton Section: [THU 4:25 PSH-366] ABSTRACT This lab I calibrated experiment equipment‚ did experiment steps (most do not include the computer steps) and assist partners in order to use computer software better. The experimental principle is the total energy of the kinetic and potential energy‚ elastic potential energy of the spring on the swing
Free Energy Potential energy Mass
SOLAR ENERGY Our environment is in a fatal state any move could cost us the world. We need to work with the environment and not against it‚ we need to use what it is giving us every day and not every million year‚ once it is gone it is gone. Instead of using fossil fuels and having them burn to waste use solar energy and use what the sun gives us every day. Solar energy is an effective alternative source because there is very little pollution‚ they cut down on fossil fuels and are cost effective
Premium Sun Wind power Renewable energy
About Project Automatic Bell Ringing with Energy saver and Notice Announcement Energy is the most important factor now a days ‚ and also the conservation of energy is important because of the short fall. Simple and General Block Diagram Today due to the short we are facing the problem of light cutoff‚ with exists from 2 hours minimum to maximum of 8 hours. Due to this cutoff lot many industries
Premium Personal computer Floppy disk Hard disk drive
Experiment 7: Work‚ Power and Energy Laboratory Report John Karl Macrohon Department of Math and Physics College of Science‚ University of Santo Tomas España‚ Manila Philippines Abstract The experiment is subdivided into two activities: Power and Energy of a Tossed Ball (Physics with Computers). The work done by gravity on each member when going up and downstairs of the second and third floors of the Main Building and the power output of each member of the group in each case was computed
Premium Energy Kinetic energy Potential energy