1. SECONDARY 1
Name: __________________ ( ) Date: _________
Topic: Stevenson Screen
A is an used to shield
weather recording instruments against rain and direct heat radiation from the sun, while still
allowing air to circulate freely around them. It is part of a standard weather recording
station. The Stevenson Screen is essentially a white wooden box, fitted with louvres, and
placed on stilts in an open space.
1a. Why is it painted white in colour?
b. Why it is made of wood?
2. c. Why is it fitted with lourves?
d. Why is it erected on stilts and place in the open space?
The selection of a suitable location for placing the Stevenson Screen is crucial to the
accurate recording of various weather elements.
2a. Which location should the Stevenson screen be placed (A, B, C or D)? Explain your
b. Explain why other sites are not suitable.