1) How much a year will you save on fuel bills if it costs £500 to install loft insulation and you get your money back in 10 years? a) A £50 b) B £500 c) C £100 d) D £5 2) If a liquid is turning into a solid what will happen to its tempearture? a) A Go up b) B Go down c) C Stay the same d) Change randomly 3) Which of tese is a method of heat transfer that happens in solids? a) Radiation b) Convection c) Conduction d) Evaporation 4) How does the heat energy get from the sun to Earth? a) Convection b) Radiation c) Evaportaion d) Light 5) What is a picture that represents heat using different colours called? a) A Thermogram b) B Thermchart c) C Thermgraph d) D Thermopic 6) Which of these has the longest payback time? a) A Double glazing b) B Radiator foil c) C Cavity wall insulation d) D Loft insulation 7) 3000J of energy is transferred by heating to the water in a pan. 4000J of energy was released by burning gas from the cooker. How efficient was heating the water? a) A 4000 b) B 1.33 c) C 0.75 d) D 3000 8) Which of these waves have the highest energy? a) A Microwaves b) B Ultra violet c) C Radio waves d) D Gamma Rays 9) 200J of energy is transferred to a bulb and 50J of energy is transmitted by radiation. How efficient is the bulb? a) A 50 b) B 100 c) C 25 d) D 0.25 10) Why does hot air rise? a) A Heat rises b) B Energy pushes it up c) C It is lighter d) D It is less dense 11) What do we call the amount of energy required to heat a substance by 1 degree celcius? a) A Specfic Energy b) B Specific thermal heat c) Specific latent heat d) Specific heat capacity 12) Which of these types of radiation are used for communications with satellites? a) A Microwaves b) B X-Rays c) C Infra red d) D Ultra violet 13) What is the best description of heat? a) A How hot something is b) B Energy c) C Fire d) D Temperature 14) It costs £50 to fit radiator foil. If It saves £10 a year on fuel bills what is its payback time in years? a) A 0.5 b) B 500 c) C 50 d) D 5 15) Which of these types of waves are not in the electromagnetic spectrum? a) A Microwaves b) B X-Rays c) C Sound d) D Gamma 16) How do most transfer devices loose energy? a) A By making noise b) B Mechanically c) C Electrically d) D by heating 17) What is the best description of temperature? a) A Degrees Celcius b) B The difference between hot and cold c) C How much energy there is d) D how much the particles are moving 18) What is specific latent heat? a) A The energy required to heat up a solid untill it melts b) B The energy required to melt or boil 1Kg of something c) C The energy required to raise the temperature of 1Kg of a substance by 1 degree. d) D The energy given out when a liquid cools. 19) What is heat measured in? a) A degrees C b) B degrees F c) Watts d) Joules 20) Good insulators usually.... a) A...are warm b) B...are soft c) C....contain trapped air d) D.....contain fibers

P1 Mid module

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