1) 1 cal =? a) 3.14 J b) 4.18 J 2) One example of potential energy is: a) A woman cycling b) A car moving c) A dam holding water d) An airplane flying 3) Energy can be: a) Disipated b) Destroyed 4) Potential energy= ? a) m* g/ h b) m* g* h 5) Is nuclear fission renewable? a) Yes b) No 6) Which of these processes are renewable? a) Fossil fuels b) Biomass c) Tidal power d) Nuclear fission 7) Which type of heat transfer is related to fluids? a) None b) Conduction c) Convection d) Radiation 8) Identify all the correct answers of the transfer of heat of this image: a) Conduction b) Convection c) Radiation d) None 9) How does heat flow in objects? a) From objects with more temperature to objects with less temperature b) From objects with less temperature to objects with more temperature 10) Conduction is the type of heat transfer related to: a) None b) Air c) Water d) Fluids 11) Convection is the type of heat transfer related to: a) None b) Water c) Air d) Oil 12) Radiation doesn't need: a) Matter b) Heat

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