Governments should spend more money on education than on recreation and sports. Do you agree or disagree?
The diagrams below give information about the
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The diagrams below give information about the
manufacture of frozen fish pies. Summarise the information by selecting and reporting the main features, and make comparisons where relevan 58 This diagram shows that there are a number of processes involved in the commercial production of frozen fish pies. The main ingredients consist of fresh salmon, peas and sauce, with sliced potatoes, and they are prepared separately. The potatoes, which may have been delivered up to a month in advance, are cleaned, peeled and cut into slices. The slices are boiled and then chilled before being stored until needed. The preparation of the fish is more labour intensive than the preparation of the potatoes. Within twelve hours of being delivered to the factory, the fresh fish is cooked by being steamed with lemon juice and salt. Then the skin and bones are removed by hand and disposed of, before a visual inspection takes place. After this, the pies are assembled in microwaveable containers Peas and sauce, which have also been prepared, are added to the fish and then the pie is covered with a layer of cooked potato slices. The pies are then wrapped and frozen. At this point they are ready for dispatch, or they may be stored at the factory before being dispatched. 59 he diagrams show a structure that is used to generate electricity from wave power. Summarise the information by selecting and reporting the main features, and make comparisons where relevant. 60 The two diagrams show how electricity can be generated from the rise and fall of water caused by sea waves. The process involves a structure which is mounted on the side of a cliff or sea wall. This structure consists of a large chamber. One end is open to the sea, and the other leads into a vertical column, which is open to the atmosphere. A turbine is installed inside this column and this is used to generate the electricity in two phases. The first diagram indicates that when a wave approaches the device, water is forced into the chamber, applying pressure on the air within the column. This air escapes to atmosphere through the turbine, thereby producing electricity. The second diagram illustrates the next part of the process when wave retreats. As the water level falls, the air from outside the column is sucked back in through the turbine. As a result, electricity continues to be generated. The turbine rotates only in one direction, regardless of the direction of the air flow. In conclusion, we can see that this structure is useful as electricity is generated in both phases: entering and retreating of water. Download 1.78 Mb. Do'stlaringiz bilan baham: |
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