1. Gasoline is a non-renewable source of energy.   True   False   2. The earth rotates from   East to West   North to South   West to East   South to North   Hint Half-n-half Clue   3. Granite and quartz are igneous rocks.   True   False   4. Stalactites and stalagmites consist of deposits of   Magnesium Carbonate   Calcium Carbonate   Sodium Bicarbonate   Silica   Half-n-half Clue   5. What is caused by the slight tilt of the earths axis?   Seasons   Day and Night   Earthquakes   Tides   Half-n-half Clue   6. Solar Energy is a   Renewable Source of Energy   Non Renewable Source of Energy   Very limited source of energy   Polluting Source of Energy   Half-n-half Clue   7. Greenhouse effect will lead to   Decrease in atmospheric pressure   Greater rainfall   An increase in Oxygen Production   An increase in the temperature   Half-n-half Clue