C2#Revision#Ques1ons## - WordPress.com · C2#Revision#cards# Answer9 •...

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C2 Revision cards C2 Revision Ques1ons

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Page 1: C2#Revision#Ques1ons## - WordPress.com · C2#Revision#cards# Answer9 • Cover#with#plants#and#grass,#fill#with#water#for# lake,#fill#with#rubbish#for#landfill#....of50# C2#Revision#cards#

C2  Revision  cards  

C2  Revision  Ques1ons    

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C2  Revision  cards  

Ques1on  1  

•  What  are  the  three  main  parts  of  the  Earth?  

....  of  50  

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C2  Revision  cards  

Answer  1  of  50  

•  Crust,  Mantle  and  Core  

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C2  Revision  cards  

Ques1on  2  

•  What  are  the  three  different  types  of  rock?  

....  of  50  

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C2  Revision  cards  

Answer  2  

•  Igneous,  metamorphic  and  sedimentary  

....  of  50  

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C2  Revision  cards  

Ques1on  3  

Which  rocks  are  the  hardest  and  which  are  the  soIest?  Explain  why  

 

....  of  50  

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C2  Revision  cards  

Answer  3  

•  Igneous  are  hardest  as  they  have  interlocking  crystals.  Sedimentary  is  soIest  

....  of  50  

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C2  Revision  cards  

Ques1on  4  

Name  three  bad  things  about  quarries    

....  of  50  

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C2  Revision  cards  

Answer  4  

•  Dust  pollu1on,  ruins  landscape,  noise  from  explosions,  increased  lorries  

....  of  50  

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C2  Revision  cards  

Ques1on  5  

•  What  is  concrete  made  from?  

....  of  50  

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C2  Revision  cards  

Answer  5  

•  Cement,  sand,  gravel  and  water  

....  of  50  

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C2  Revision  cards  

Ques1on  6  

What  are  tectonic  plates?    

....  of  50  

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C2  Revision  cards  

Answer  6  

•  Large  parts  of  the  lithosphere  that  move  across  the  mantle  

....  of  50  

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C2  Revision  cards  

Ques1on  7  

•  Give  two  reasons  why  people  live  near  volcanoes  

....  of  50  

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C2  Revision  cards  

Answer  7  

•  Fer1le  soil  and  no  erup1ons  for  a  long  1me  

....  of  50  

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C2  Revision  cards  

Ques1on  8  

•  Which  igneous  rocks  have  the  largest  crystals?  

....  of  50  

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C2  Revision  cards  

Answer  8  

•  Those  that  cool  inside  the  volcano  (the  ones  that  cool  slowly)  

....  of  50  

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C2  Revision  cards  

Ques1on  9  

•  What  can  you  do  to  a  quarry  once  it  has  been  used?  

....  of  50  

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C2  Revision  cards  

Answer  9  

•  Cover  with  plants  and  grass,  fill  with  water  for  lake,  fill  with  rubbish  for  landfill  

....  of  50  

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C2  Revision  cards  

Ques1on  10  

•  Describe  what  a  convec1on  current  is  

....  of  50  

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C2  Revision  cards  

Answer  10  

•  When  a  fluid  gets  heated  and  moves  up  when  hot  and  sinks  when  cold  

....  of  50  

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C2  Revision  cards  

Ques1on  11  

•  How  are  igneous  rocks  made?  

....  of  50  

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C2  Revision  cards  

Answer  11  

•  Lava  cooled  down  

....  of  50  

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C2  Revision  cards  

Ques1on  12  

•  Name  three  rocks  that  can  be  used  for  building  materials  

....  of  50  

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C2  Revision  cards  

Answer  12  

Limestone,  marble  and  granite    

....  of  50  

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C2  Revision  cards  

Ques1on  13  

 •  Which  is  concrete  stronger  from,  compression  or  tension?  

....  of  50  

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C2  Revision  cards  

Answer  13  

Compression    

....  of  50  

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C2  Revision  cards  

Ques1on  14  

 •  Name  a  use  of  copper  

....  of  50  

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C2  Revision  cards  

Answer  14  

•  Electrical  wires  

....  of  50  

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C2  Revision  cards  

Ques1on  15  

•  How  do  we  remove  copper  from  its  ore?  

....  of  50  

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C2  Revision  cards  

Answer  15  

•   Heat  it  with  carbon  or  electrolysis  

....  of  50  

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C2  Revision  cards  

Ques1on  16  

•   What  happens  when  you  heat  calcium  carbonate?  What  is  this  called?  

....  of  50  

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C2  Revision  cards  

Answer  16  

•  Thermal  decomposi1on.  Breaks  down  into  calcium  oxide  and  carbon  dioxide  

....  of  50  

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C2  Revision  cards  

Ques1on  17  

•   How  can  we  reinforce  concrete?  

....  of  50  

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C2  Revision  cards  

Answer  17  

•  Pu`ng  steel  rods  in  the  concrete  

....  of  50  

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C2  Revision  cards  

Ques1on  18  

•   How  are  sedimentary  rocks  made?  

....  of  50  

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C2  Revision  cards  

Answer  18  

•   Sediments  of  rocks  compressed  under  the  weight  of  other  rocks  

....  of  50  

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C2  Revision  cards  

Ques1on  19  

•   What  is  subduc1on?  

....  of  50  

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C2  Revision  cards  

Answer  19  

•   When  one  plate  sinks  below  another  

....  of  50  

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C2  Revision  cards  

Ques1on  20  

•   What  is  the  name  for  the  outer  layer  of  the  Earth?  

....  of  50  

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C2  Revision  cards  

Answer  20  

•  Crust/  lithosphere  

....  of  50  

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C2  Revision  cards  

Ques1on  21  

•   How  are  metamorphic  rocks  made?  

....  of  50  

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C2  Revision  cards  

Answer  21  

•  Sedimentary  rocks  put  under  a  lot  of  heat  and  pressure  

....  of  50  

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C2  Revision  cards  

Ques1on  22  

•   Name  three  good  things  about  quarries  

....  of  50  

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C2  Revision  cards  

Answer  22  

•  Creates  jobs,  get  rocks  for  buildings,  improves  economy  

....  of  50  

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C2  Revision  cards  

Ques1on  23  

•  What  is  a  symbol  equa1on  for  the  thermal  decomposi1on  of  calcium  carbonate?  

....  of  50  

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C2  Revision  cards  

Answer  23  

•  CaCO3→CaO  +CO2  

....  of  50  

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C2  Revision  cards  

Ques1on  24  

•  Why  do  we  recycle  copper?  

....  of  50  

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C2  Revision  cards  

Answer  24  

•  Saves  resources,  money  and  energy  

....  of  50  

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C2  Revision  cards  

Ques1on  25  

•  How  is  cement  made?  

....  of  50  

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C2  Revision  cards  

Answer  25  

Limestone  is  heated  with  clay)    

....  of  50  

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C2  Revision  cards  

Ques1on  26  

What  is  a  disadvantage  with  high  temperature  and  pressure  in  the  Haber  process?    

....  of  50  

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C2  Revision  cards  

Answer  26  

•  High  costs  (for  stronger  containers),  cost  of  containers  and  energy  

....  of  50  

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C2  Revision  cards  

Ques1on  27  

•  What  are  the  op1mum  condi1ons  for  the  Haber  process?  

....  of  50  

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C2  Revision  cards  

Answer  27  ....  of  50  

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C2  Revision  cards  

Ques1on  28  

•  What  does  increasing  the  pressure  achieve  in  the  Haber  process?  

•  What  does  increasing  the  temperature  achieve  in  the  Haber  process?  

....  of  50  

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C2  Revision  cards  

Answer  28  

•  Increasing  pressure  increases  the  yield  

•  Increasing  temperature  decreases  the  yield  but  increases  the  rate    

....  of  50  

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C2  Revision  cards  

Ques1on  29  

•  Name  3  advantages  of  aluminium  compared  to  steel  

....  of  50  

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C2  Revision  cards  

Answer  29  

•  Less  dense  (lighter),  does  not  rust,  more  malleable  

....  of  50  

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C2  Revision  cards  

Ques1on  30  

•  Name  3  things  you  could  do  to  prevent  a  material  rus1ng?  

....  of  50  

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C2  Revision  cards  

Answer  30  

•  Paint  it,  cover  it  in  oil,  seal  it  from  oxygen  and  water  

....  of  50  

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C2  Revision  cards  

Ques1on  31  

•  In  electrolysis,  what  is  the  impure  copper  connected  to  and  what  is  the  purer  copper  connected  to?  

....  of  50  

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C2  Revision  cards  

Answer  31  

•  Anode  =  Impure  •  Cathode  =  Pure  

....  of  50  

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C2  Revision  cards  

Ques1on  32  

•  What  does  corrode  mean?  

....  of  50  

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C2  Revision  cards  

Answer  32  

•  To  lose  strength  due  to  chemical  agack  

....  of  50  

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C2  Revision  cards  

Ques1on  33  

•  What  two  ingredients  are  needed  for  the  Haber  process?  Where  do  we  get  these  from?  

....  of  50  

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C2  Revision  cards  

Answer  33  

•  Hydrogen  (crude  oil)  and  Nitrogen  (from  the  air)  

....  of  50  

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C2  Revision  cards  

Ques1on  34  

•  What  else  will  affect  the  cost  of  ammonia?  

....  of  50  

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C2  Revision  cards  

Answer  34  

•  Cost  of  labour,  building,  energy,  reactants,  speed  of  reac1on  

....  of  50  

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C2  Revision  cards  

Ques1on  35  

•  What  is  the  liquid  used  in  electrolysis?  What  is  used  to  purify  copper?  

....  of  50  

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C2  Revision  cards  

Answer  35  

•  Copper  sulphate  

....  of  50  

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C2  Revision  cards  

Ques1on  36  

•   What  is  a  catalyst?  Name  three  proper1es  of  a  catalyst?    

....  of  50  

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C2  Revision  cards  

Answer  36  

•  A  material  that  increases  the  rate  of  reac1on.  Unreacted,  usually  unique  to  that  reac1on  and  oIen  only  small  amounts  are  needed.  

....  of  50  

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C2  Revision  cards  

Ques1on  37  

•  What  is  meant  by  a  reversible  reac1on?  

....  of  50  

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C2  Revision  cards  

Answer  37  

•  A  reac1on  that  can  go  in  both  direc1ons  

....  of  50  

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C2  Revision  cards  

Ques1on  38  

•  What  is  the  word  and  symbol  equa1on  for  the  Haber  process?  

....  of  50  

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C2  Revision  cards  

Answer  38  

•  Has  small  holes  (from  expanded  PTFE),  that  water  droplets  cannot  pass  through  but  water  vapour  can.  

....  of  50  

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C2  Revision  cards  

Ques1on  39  

•  What  type  of  bonds  hold  hydrocarbon  molecules  together?  

....  of  50  

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C2  Revision  cards  

Answer  39  ....  of  50  

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C2  Revision  cards  

Ques1on  40  

•  Give  an  example  of  a  smart  material  and  its  use  

....  of  50  

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C2  Revision  cards  

Answer  40  

•  Ni1nol.  Goes  back  to  original  shape  when  heated  

....  of  50  

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C2  Revision  cards  

Ques1on  41  

•  What  is  the  advantage  of  universal  indicator  over  litmus  paper?  

....  of  50  

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C2  Revision  cards  

•  Tells  you  how  acidic/  alkaline  something  is  according  to  scale  

 

……..of  50  Answer  41      

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C2  Revision  cards  

Ques1on  42  

•  What  is  an  alloy?  Give  an  example  

....  of  50  

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C2  Revision  cards  

Answer  42  

•  A  mixture  of  a  metal  with  another  metal  or  with  carbon.  Steel,  amalgam  

....  of  50  

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C2  Revision  cards  

Ques1on  43  

•  Complete  the  equa1on:  Hydrochloric  acid  +  Sodium  Hydroxide  =    

....  of  50  

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C2  Revision  cards  

Answer  43  

•  Sodium  chloride  +  water  

....  of  50  

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C2  Revision  cards  

Ques1on  44  

•  What  two  things  are  always  made  in  a  neutralisa1on  reac1on?  

....  of  50  

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C2  Revision  cards  

Answer  44  

•  Water  and  a  salt    

....  of  50  

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C2  Revision  cards  

Ques1on  45  

•  What  is  a  nitrogenous  fer1liser?  Give  two  examples  

....  of  50  

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C2  Revision  cards  

Answer  45  

•  Fer1liser  containing  nitrogen-­‐  Ammonium  nitrate,  ammonium  phosphate  

....  of  50  

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C2  Revision  cards  

Ques1on46  

•  What  do  we  use  ammonia  for?  Why  we  use  fer1lisers  

....  of  50  

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C2  Revision  cards  

Answer  46  

•  Fer1lisers,  explosives,  nitric  acid  and  cleaners.  Increase  crop  yield  

....  of  50  

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C2  Revision  cards  

Ques1on  47  

•  What  is  eutrophica1on?  

....  of  50  

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C2  Revision  cards  

Answer  47  

•  When  water  becomes  rich  with  nutrients,  plants  grow  on  surface  causing  plants  at  bogom  to  die  and  algae  to  form  

....  of  50  

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C2  Revision  cards  

Ques1on  48  

•  What  can  we  do  to  extract  chlorine  from  salt  water  (brine)?  

....  of  50  

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C2  Revision  cards  

Answer  48  

•  Electrolysis  of  salt  water  

....  of  50  

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C2  Revision  cards  

Ques1on  49  

•  What  are  the  3  essen1al  elements  plants  need?  

....  of  50  

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C2  Revision  cards  

Answer  49  

•  Nitrogen,  phosphorus,  potassium  

....  of  50  

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C2  Revision  cards  

Ques1on  50  

•  Name  2  ways  we  can  extract  salt  from  the  Earth  

....  of  50  

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C2  Revision  cards  

Answer  50  

•  Digging  and  cu`ng  it,  pumping  water  down  a  mine  and  extrac1ng  the  dissolved  salt  

....  of  50