This bingo card has a free space and 24 words: A computer that is 87% efficient consumes 375 kWh of energy. How much useful energy does it provide?, You serve a volley ball with a mass of 2.1kg. The ball leaves your hand at 30m/s. The ball has __________________ energy. Calculate it., A television that is 83% efficient provides 4 600 J of useful energy. How much energy does it consume?, There is a bell at the top of a tower that is 45m high. The bell weighs 190N. The bell has ___________________ energy. Calculate it., If a cyclist puts 600 J of work on his bicycle and the bicycle gives out 140 J of useful work. Calculate the efficiency of a cyclist., The potential energy of an apple is 6.0 joules. The apple is 3m high. What is the mass of the apple?, An oven consumes 425 kWh of energy in order to provide 386 kWh of useful energy. What is its percent efficiency?, A heat engine gives out 500 J of heat energy as useful work. Determine the energy supplied to it as input if its efficiency is 40%., What is the velocity of a 500kg elevator that has 4000J of energy?, A technician examines different electrical devices to determine the one that is the most energy efficient. While conducting a test, he notes that one of these devices consumes 550 000 J of energy and loses 315 000 J at the same time. What is the, A construction worker puts 20 J of energy in to one strike of his hammer on the head of a nail. The energy transferred to driving the nail in to the wood is 8.0 J. What is the efficiency of the construction worker's hammering?, What is the mass of an object that creates 33,750J of energy by traveling at 30m/s?, A particular chemical process has an energy efficiency of only 3.00%. To complete this large-scale chemical process, 140,000 J of energy is input. What is the energy output of this process?, Missy Diwater, the former platform diver for the Ringling Brothers’ Circus had a kinetic energy of 15,000J just prior to hitting the bucket of water. If Missy’s mass is 50kg, the what was her velocity?, Your heating system is 45 percent energy efficient. Changing the insulation would increase your house to 85 percent energy efficient. The cost to change the insulation is 3000$. The cost of heating is 7 cents/ kWh. How many years will it take to, 30 Joules of energy enter a light bulb. 20 joules of energy are transformed into light, how much energy is dissipated as heat?, An electrician installs patio lights in a back yard. Which of the following will increase the efficiency of the wiring system to the back yard? 1- Bury the extension cord deep underground. 2- Use a shorter extension cord. 3- Use a longer extension, Calculate the kinetic energy of a truck that has a mass of 2900kg and is moving at 55m/s., A baby carriage is rolling down a hill at 18m/s. If the carriage has 90J of kinetic energy, what is the mass of the carriage?, A 75kg refrigerator is located on the 70th floor of a skyscraper (300m above ground). What is the potential energy of the refrigerator?, At what height is an object that has a mass of 50kg, if its gravitational potential energy is 9800J?, A 10kg mass is lifted to a height of 2m. What is its potential energy at this position?, What is the potential energy of a 3kg ball that is on the ground? and A bullet has a mass of 0.0042kg. The muzzle velocity of the bullet coming out of the barrel of the rifle is 993m/s. What is the KE of the bullet as it exits the gun barrel?.
Energy Transformation and Transfer | Ms. Gunn 1st Quarter Bingo | Unit 3 Common Assessment Review | Science 10 Physics Bingo | Energy & Its Transformations
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