Science I

Jack used an electrical fan to keep himself cool after a game of soccer.

Q1 :How does the electrical fan keep Jack cool ?

Science II

Q2 :Other than deforestation, what is another activity of Man that can lead to global warming ?

Science III Click on Link. http://img373.imageshack.us/my.php?image=q30001pz9.jpg

Q3 (a) :Which of the following pie charts (A, B, C and D) best shows the composition of air that we breathe out ?

Q3 (b) :Give a reason for your answer in (a).

Science IV Click on Link. http://imagehoster.us/uploads/59f7ab39d9.jpg

Science V Click on Link. http://img362.imageshack.us/my.php?image=q5fi2.jpg