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1.4 Protists and viruses are types of … (1)

  EXTRA ESSAY ANSWER SPACE      Use this extra answer space if necessary.   

1.6 The chemical formula for water is … (1)

9.4 Calculate the average speed for the whole journey. (3)

6.2 A 50 g ball is dropped on to a hard surface and it bounces. It hits the hard surface at a speed of 12 m.s-1. Calculate the kinetic energy of the ball just before it hits the hard surface. (3)

6.1 Define kinetic energy. (2)

1.3 Which of these uses light to make its own food? (1)

1.14 Azania wants to measure the voltage that a cell produces in an electrical circuit. To do this she should connect … (1)

1.8 These diagrams represent the gases helium and hydrogen.   Right click on the button to open the diagram in a new window.       Which of these statements correctly describes the diagrams? (1)

QUESTION 8   Adriaan is playing indoor soccer and kicks the ball high into the air when he notices that the harder he kicks it the further it tends to travel. Study the diagram and answer the questions that follow.        Right click on the button to open the diagram in a new window.