Answer:
a method used to prevent the spread of diseases
Answer:
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Answer:
Argentina, Chile, Uruguay.
Answer:
1) a)
, b)
, c)
.
2) a)
, b)
, c)
.
Explanation:
The scale factor is defined by the following expression:
(1)
Where:
- Scale factor.
- Scale distance, in centimetres.
- Real distance, in centimetres.
1) If we know that
,
,
and
, then the actual distances in metres are:












2) If we know that
,
,
and
, then the actual distance in kilometres is:












If upwelling stopped it would cause the food chain to break thus causing the fisheries to collapse