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First term notecard questions

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Page 1: First term notecard questions
Page 2: First term notecard questions

A  Sustainable  World  through  Chemistry  

•  Notecard  ques9on:  In  what  ways  is  our  way  of  living  affec9ng  the  world  around  us?  

 

Page 3: First term notecard questions

Notecard  Ques9on  

• What  three  substances  can  be  found  in  CFCs?  In  your  own  words  describe  what  CFCs  do  to  the  ozone  layer.  

Page 4: First term notecard questions

Notecard  ques9on  

•  In  PAIRS  classify  the  following  maGer  as  either  having  poten9al  energy,  kine9c  energy  or  both  and  state  whether  it  is  an  element,  a  compound,  a  heterogeneous  mixture,  or  a  homogeneous  mixture  (they  may  have  more  than  one  classifica9on  or  no  classifica9on):    

•  Electrons,  Peeled  banana,  Lemonade,  Petroleum,  A  sac  filled  with  pieces  of  wood,  Ethanol  (A  type  of  alcohol),  Salt  water,  Sand,  Potassium,  C6H12O6  +  H2O,  Brass  musical  instruments.  

Page 5: First term notecard questions

NOTECARD  QUESTION  

–   In  Chemistry  what  does  the  following  statement  mean:  Once  bread  has  been  burned,  it  can  never  go  back?  

 

Page 6: First term notecard questions

NOTECARD  QUESTION  

•  In  groups  of  3:  with  phenomena  in  your  environment,  exemplify  state  changes  that  maGer  undergoes.    

•  Write  the  symbol  for  the  following  3  elements:    Cadmium,  Beryllium,  Potassium.  

Page 7: First term notecard questions

Laws  in  Dalton’s  Atomic  Theory  

•  NOTECARD  QUESTION:  •  Total  mass  remains  constant  during  a  chemical  reac9on  

•  Constant  composi9on  •  FIXED  mass  of  one  element,  the  mass  of  the  other  element  is  in  ra9os  of  small  whole  numbers.