4.2 State any TWO ways to avoid contracting malaria. (2)

6.3 The ball bounces to a height of 3,0 m when it leaves the hard surface. Calculate its gravitational potential energy at a height of 3,0 m. (3)

QUESTION 4   Read the article on malaria and answer the questions that follow.         Right click on the button to open the article in a new window.    

8.1 Provide a definition for a force. (1)

1.4 Protists and viruses are types of … (1)

1.6 The chemical formula for water is … (1)

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

5.2 Identify one possible hazard in this investigation. (1)

1.7 Discuss briefly the style period this painting was produced in. (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)