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2 marksMetals, Non-Metals and Corrosion

CSEC Integrated Science · 2005 · Paper 2 · Question 2(b)(i)

Figure 4 depicts a batsman wearing protective gear.

State two properties of aluminium that make it suitable for batsman protective headgear coated with fabric.

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Other parts of this question

  1. 2(a)(i)State which feature of the strings must be kept constant or controlled during these tests.[1 mark]
  2. 2(a)(ii)State what the investigator should do after removing each load before adding another during the tests.[1 mark]
  3. 2(a)(iii)Provide two reasons explaining the shape of the graph lines shown in Figure 3.[2 marks]
  4. 2(a)(iv)Explain which string (P, Q, or R) can support the largest load while still remaining elastic.[3 marks]
  5. 2(a)(v)a)State which string was chosen for professional tournament rackets and provide one reason for the selection.[2 marks]
  6. 2(a)(v)b)State which string was chosen for school children's rackets and provide one reason for the selection.[2 marks]
  7. 2(b)(ii)Suggest one environmental condition or factor that encourages mildew growth.[1 mark]
  8. 2(b)(iii)Explain how the batsman could have stored or treated his protective gear to prevent mildew growth.[1 mark]

More practice: the rest of this paper · more Metals, Non-Metals and Corrosion questions · all CSEC Integrated Science past papers