1. What are metal bearing rocks called?   Bitumen   Metalloids   Ores   Slag   Hint Half-n-half Clue   2. Greenhouse effect will lead to   Decrease in atmospheric pressure   An increase in Oxygen Production   An increase in the temperature   Greater rainfall   Half-n-half Clue   3. Gasoline is a non-renewable source of energy.   True   False   4. The shape of the earth is   Spherical   Cubical   Conical   Flat   Half-n-half Clue   5. What is caused by the slight tilt of the earths axis?   Day and Night   Tides   Seasons   Earthquakes   Half-n-half Clue   6. Solar Energy is a   Non Renewable Source of Energy   Renewable Source of Energy   Polluting Source of Energy   Very limited source of energy   Half-n-half Clue   7. The earth rotates from   North to South   West to East   South to North   East to West   Half-n-half Clue