f) A lid is placed over the saucepan. How will a lid help to cook the soup faster?
________________________________________________________________________[1]
g) Name a suitable material that could be used as a handle for the saucepan.
________________________________________________________________________[1]
SECTION B
Each question carries 15 marks. This section carries 45 marks of the total marks for this
paper.
6. The diagram shows a model of a
Water
reservoir
hydroelectric
power
station.
Water from the reservoir flows
down and turns the turbine which
2.5 m
Generator
is connected to the generator. The
Turbine
5W Bulb
generator changes this movement
Water
Outlet
into electrical energy.
Figure 4
a) Fill in the following energy flow diagram.
[3]
ELECTRICAL
ENERGY
Water Reservoir
Turbine
Generator
Bulb
Physics – Form 3 Secondary – Track 2 – 2015
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