Metal Works 2, WASSCE (PC 2ND), 2020

Question 2

 

1. (a)(i) List three recording methods used in investigation during designing.

(ii) List two areas where problem can be identified.

 

(b)Why is copper used in beaten metal work?

(c) Explain the following processes;

(i) sinking;

(ii) raising.

 

(d) State two hazards associated with welding without using goggles.

 

Observation

 

 

Most of the candidates who attempted this question could not provide the required responses to parts (a) and (c) of the question.

 

The required responses to these parts are:

(a)  Recording Methods used in Investigation during Designing

 

  • Audio visual
  • Sketching
  • Taking pictures
  • Notes taking
  • Plotting of graphs

(iii) Areas Where Investigative Problems Can Be Identified

 

Hospitals, Homes, Markets, Schools, churches, offices, mosques, shrines, stadia, garages


(c) (i)Sinking Process

            It is a process used for forming shallow trays.

 

(ii) Raising Process

 It is a process used for forming shallow trays