Continents have a density of ________ and are made of ________ ...

[bucstennis@aim.com]

Continents have a density of ________ and are made of ________ rock.
 
  A) 1.9 g/cm3; sandstone
  B) 4.5 g/cm3; gneiss
  C) 3.0 g/cm3; basalt
  D) 2.7 g/cm3; granite

Question 2

Which of the following federal actions immediately after WWII might have significantly decreased urban sprawl during that post-war period?
 
  A) The construction of many new light rail commuter systems out to suburbs
  B) Grants to support improvements in city schools, parks and waste collection
  C) Low cost home loans and tax deductions for mortgage interest
  D) Construction of new highways using taxes raised through the sale of motor fuels

[momolu]

Answer to Question 1

Answer: D

Answer to Question 2

B

[bucstennis@aim.com]

Thanks for the timely response, appreciate it

[nothere]

Gracias!