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Science 2019 Revision Flashcards

Adam Parvin Englisch 54 Karten

Karten in diesem Stapel (54)

  1. 1The scientific name for heat energy is ________ energyThermal/Internal
  2. 2Heat travels through a solid by _______________Conduction
  3. 3Heat travels through liquids through _________Convection
  4. 4Heat travels through space through ______________Radiation
  5. 5Fluids are _________ and ___________Liquids and Gases
  6. 6Metals have a higher thermal conductivity than non-metals this means they conduct heat ___________Faster/Better
  7. 7Metals have a higher thermal conductivity because they have ________ __________Delocalised (free) electrons
  8. 8A coloured image showing heat leaving objects is called a ____________Thermogram
  9. 9The amount of energy it takes to heat up 1kg of a substance by 1*c is called ___________ ___________ _____________Specific Heat Capacity
  10. 10Two examples of home instillation are _________ __________Cavity Wall Insulation, draught excluders, double glazing, loft insulation, Triple glazing, carpet
  11. 11Energy not being stored in useful ways is described as being _______ energyWaster
  12. 12The electromagnetic wave which carries thermal energy is called _________ ______________Inferred Radiation
  13. 13Dark colours are good at ________ and _________ of Infra-Redemitting and absorbing
  14. 14Shiny colours are good __________ of Infra-Redreflectors
  15. 15A larger difference of temperature between an object and its surrounding will cause the object to cool ____________Faster
  16. 16Carbon Doixide is released from burning fossil fuels. It is an example of a ____________ ________Greenhouse Gas
  17. 17What energy resource comes from the sunSolar
  18. 18What are names of the three fossil fuels?Coal, Oil, Natural Gas
  19. 19There are 2 ways of getting energy from water. Name 2 of them. ________ and ____________Hydroelectricity, Tidal, Wave
  20. 20Energy resources that will not run out are called __________ energy resources.Renewable
  21. 21Energy resources which are used faster than they are created are called _____________ energy resourcesNon-Renewable
  22. 22Fossil fuels will produce Carbon dioxide which is a ______________ ________Greenhouse gas
  23. 23The energy source that uses hot rocks in the earth is called _______________ energyGeothermal
  24. 24Biofuels are _________ ____________ which means that extra carbon dioxide is released into the atmosphere.Carbon Neutral
  25. 25Define what an ore isRock that is economical to extract metal out of
  26. 26What is the general equation for the reaction of a metal with oxygenMetal + Oxygen -> Metal oxide
  27. 27What type of reaction is characterised by the addition of oxygen or loss of electronsOxidation
  28. 28What type of reaction is characterised by the removal of oxygen or the gain of electrons?Reduction
  29. 29What ions do metals formPositive
  30. 30Name the type of reaction where a more reactive metal reacts with a less reactive metal compound?Displacement
  31. 31What is the general equation for the reaction of a metal with water?Metal + Water -> Metal Hydroxide + Hydrogen
  32. 32What element is used to extract less reactive such as carbon?Carbon
  33. 33What gas is formed when carbon is used to extract metals?Carbon Dioxide
  34. 34Name 3 acids?Hydrochloric, Sulphuric, Nitric
  35. 35What metal is formed when a metal reacts with hydrochloric acid?Metal Chloride
  36. 36What salt is formed when a metal reacts with sulphuric acid?Metal Sulphate
  37. 37What salt is formed when a metal reacts with nitric acid?Metal Nitrate
  38. 38What gas is formed when a metal reacts with an acid?Hydrogen
  39. 39What is the general equation for the reaction between a metal and an acid?Metal + Acid -> Metal Salt + Hydrogen
  40. 40What were the three man gasses in the early atmosphere?Carbon Dioxide, Nitrogen, Water Vapour
  41. 41What is thought to have released into the atmosphere?Volcanic Activity
  42. 42What was formed when the earth cooled?Oceans
  43. 43Name three stores of Carbon?Oceans, Plants,Rocks, Fossil Fuels
  44. 44What process in plants caused carbon dioxide levels to decrease in Earths early atmosphere?Photosynthesis
  45. 45What process in plants caused the oxygen levels to rise?Photosynthesis
  46. 46Describe a reaction that caused Nitrogen levels to riseAmmonia reaction with oxygen released by Bacteria
  47. 47Name the three most prominent gases in the atmosphere?Nitrogen, Oxygen, Argon
  48. 48What % is Nitrogen and Oxygen in the atmosphere?78% and 20%
  49. 49Name the three main types of Greenhouse gasses?Carbon Dioxide, Methane & water vapour
  50. 50What type of radiation is trapped by Greenhouse gasses?Short Wave
  51. 51Name two types of human activities that increase carbon dioxide levels?Burning Forests, Deforestation
  52. 52Name two types of human activities that increase methane levelsRice Paddy Fields, Increased Cattle Farming
  53. 53State an effect of climate changeRising sea levels, Increased rainfall, Increased flooding, Habitat loss
  54. 54Describe on way of reducing your carbon footprintReduce use of cars, reduce long haul flights, reduce electricity use, reduce energy consumption at home

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For the 2019 end of year test
Erstellt von
Adam Parvin
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