A technician examinesdifferent electrical devicesto determine the one that isthe most energy efficient.While conducting a test, henotes that one of thesedevices consumes 550 000J of energy and loses 315000 J at the same time.What is theAt what height isan object that hasa mass of 50kg, ifits gravitationalpotential energy is9800J?Calculate thekinetic energy of atruck that has amass of 2900kgand is moving at55m/s.30 Joules of energyenter a light bulb. 20joules of energy aretransformed into light,how much energy isdissipated as heat?There is a bell at the topof a tower that is 45mhigh. The bell weighs190N. The bell has___________________energy. Calculate it. A baby carriage isrolling down a hill at18m/s. If thecarriage has 90J ofkinetic energy, whatis the mass of thecarriage?What is thevelocity of a500kg elevatorthat has 4000Jof energy?An electrician installs patiolights in a back yard. Whichof the following willincrease the efficiency ofthe wiring system to theback yard?1- Bury the extension corddeep underground.2- Use a shorter extensioncord.3- Use a longer extensionWhat is the massof an object thatcreates 33,750J ofenergy bytraveling at30m/s?A 75kg refrigerator islocated on the 70thfloor of a skyscraper(300m aboveground). What is thepotential energy ofthe refrigerator? A heat engine givesout 500 J of heatenergy as usefulwork. Determine theenergy supplied to itas input if itsefficiency is 40%.Your heating system is 45percent energy efficient.Changing the insulationwould increase your houseto 85 percent energyefficient. The cost tochange the insulation is3000$. The cost of heatingis 7 cents/ kWh. How manyyears will it take toYou serve a volley ballwith a mass of 2.1kg.The ball leaves yourhand at 30m/s. Theball has__________________energy. Calculate it.If a cyclist puts 600 Jof work on his bicycleand the bicycle givesout 140 J of usefulwork. Calculate theefficiency of a cyclist.A particular chemicalprocess has an energyefficiency of only 3.00%. Tocomplete this large-scalechemical process, 140,000J of energy is input. Whatis the energy output of thisprocess?Missy Diwater, the formerplatform diver for theRingling Brothers’ Circushad a kinetic energy of15,000J just prior to hittingthe bucket of water. IfMissy’s mass is 50kg, thewhat was her velocity? A bullet has a mass of0.0042kg. The muzzlevelocity of the bulletcoming out of thebarrel of the rifle is993m/s. What is theKE of the bullet as itexits the gun barrel?An oven consumes425 kWh of energy inorder to provide 386kWh of useful energy.What is its percentefficiency?A computer that is87% efficientconsumes 375kWh of energy.How much usefulenergy does itprovide? The potentialenergy of an appleis 6.0 joules. Theapple is 3m high.What is the mass ofthe apple?A 10kg mass islifted to a height of2m. What is itspotential energy atthis position?A television that is83% efficientprovides 4 600 Jof useful energy.How much energydoes it consume?What is thepotentialenergy of a 3kgball that is onthe ground?A construction worker puts20 J of energy in to onestrike of his hammer on thehead of a nail. The energytransferred to driving thenail in to the wood is 8.0 J.What is the efficiency of theconstruction worker'shammering?A technician examinesdifferent electrical devicesto determine the one that isthe most energy efficient.While conducting a test, henotes that one of thesedevices consumes 550 000J of energy and loses 315000 J at the same time.What is theAt what height isan object that hasa mass of 50kg, ifits gravitationalpotential energy is9800J?Calculate thekinetic energy of atruck that has amass of 2900kgand is moving at55m/s.30 Joules of energyenter a light bulb. 20joules of energy aretransformed into light,how much energy isdissipated as heat?There is a bell at the topof a tower that is 45mhigh. The bell weighs190N. The bell has___________________energy. Calculate it. A baby carriage isrolling down a hill at18m/s. If thecarriage has 90J ofkinetic energy, whatis the mass of thecarriage?What is thevelocity of a500kg elevatorthat has 4000Jof energy?An electrician installs patiolights in a back yard. Whichof the following willincrease the efficiency ofthe wiring system to theback yard?1- Bury the extension corddeep underground.2- Use a shorter extensioncord.3- Use a longer extensionWhat is the massof an object thatcreates 33,750J ofenergy bytraveling at30m/s?A 75kg refrigerator islocated on the 70thfloor of a skyscraper(300m aboveground). What is thepotential energy ofthe refrigerator? A heat engine givesout 500 J of heatenergy as usefulwork. Determine theenergy supplied to itas input if itsefficiency is 40%.Your heating system is 45percent energy efficient.Changing the insulationwould increase your houseto 85 percent energyefficient. The cost tochange the insulation is3000$. The cost of heatingis 7 cents/ kWh. How manyyears will it take toYou serve a volley ballwith a mass of 2.1kg.The ball leaves yourhand at 30m/s. Theball has__________________energy. Calculate it.If a cyclist puts 600 Jof work on his bicycleand the bicycle givesout 140 J of usefulwork. Calculate theefficiency of a cyclist.A particular chemicalprocess has an energyefficiency of only 3.00%. Tocomplete this large-scalechemical process, 140,000J of energy is input. Whatis the energy output of thisprocess?Missy Diwater, the formerplatform diver for theRingling Brothers’ Circushad a kinetic energy of15,000J just prior to hittingthe bucket of water. IfMissy’s mass is 50kg, thewhat was her velocity? A bullet has a mass of0.0042kg. The muzzlevelocity of the bulletcoming out of thebarrel of the rifle is993m/s. What is theKE of the bullet as itexits the gun barrel?An oven consumes425 kWh of energy inorder to provide 386kWh of useful energy.What is its percentefficiency?A computer that is87% efficientconsumes 375kWh of energy.How much usefulenergy does itprovide? The potentialenergy of an appleis 6.0 joules. Theapple is 3m high.What is the mass ofthe apple?A 10kg mass islifted to a height of2m. What is itspotential energy atthis position?A television that is83% efficientprovides 4 600 Jof useful energy.How much energydoes it consume?What is thepotentialenergy of a 3kgball that is onthe ground?A construction worker puts20 J of energy in to onestrike of his hammer on thehead of a nail. The energytransferred to driving thenail in to the wood is 8.0 J.What is the efficiency of theconstruction worker'shammering?

Energy Transformation and Transfer - Call List

(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
  1. 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
  2. At what height is an object that has a mass of 50kg, if its gravitational potential energy is 9800J?
  3. Calculate the kinetic energy of a truck that has a mass of 2900kg and is moving at 55m/s.
  4. 30 Joules of energy enter a light bulb. 20 joules of energy are transformed into light, how much energy is dissipated as heat?
  5. There is a bell at the top of a tower that is 45m high. The bell weighs 190N. The bell has ___________________ energy. Calculate it.
  6. 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?
  7. What is the velocity of a 500kg elevator that has 4000J of energy?
  8. 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
  9. What is the mass of an object that creates 33,750J of energy by traveling at 30m/s?
  10. A 75kg refrigerator is located on the 70th floor of a skyscraper (300m above ground). What is the potential energy of the refrigerator?
  11. 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%.
  12. 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
  13. 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.
  14. 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.
  15. 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?
  16. 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?
  17. 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?
  18. An oven consumes 425 kWh of energy in order to provide 386 kWh of useful energy. What is its percent efficiency?
  19. A computer that is 87% efficient consumes 375 kWh of energy. How much useful energy does it provide?
  20. The potential energy of an apple is 6.0 joules. The apple is 3m high. What is the mass of the apple?
  21. A 10kg mass is lifted to a height of 2m. What is its potential energy at this position?
  22. A television that is 83% efficient provides 4 600 J of useful energy. How much energy does it consume?
  23. What is the potential energy of a 3kg ball that is on the ground?
  24. 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?