WORKSHEET PHYSICS SECTION A Q1. Suppose you are in a dark room. Can you see the objects in the room? Can you see the objects outside the room? Explain your answer Q2. Write the two laws of reflection. Q3. Write two differences between diffused and regular reflection. Q4. Write whether in each case diffused or regular reflection takes place. a) Wood b) Polished surface c) Mirror d) Marble surface e) Chalk powder Q5. What is the angle of reflection if the angle between
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advantages of road transport in comparison to other modes of transport. 1. Less capital quality:- Road transport required much less capital investment as compared to other modes of transport such as railways and air transport. 2. Door to door services: - The outstanding advantage of road transport is that it provides door to door or warehouse to warehouse services. 8. Saving in packing cost: - As compared to other modes of transport‚ the process of packing in motor transport is less complicated
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Problem Set 8 1.Your Aunt Imelda is thinking about opening a pub. She estimates that it would cost € 500 000 per year to rent the premises‚ buy a license to serve alcohol and to buy in enough Murphy’s Irish Stout from the brewery. In addition‚ she would have to leave her € 50 000 per year job as an accountant. a) Define opportunity cost. When making a decision between options A and B‚ the opportunity cost of choosing A is what you could have won if you would have chosen option B. That is‚ what
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the simplest or chemical level and culminating with the highest level-the whole organism Chemical level – atoms (and their parts)‚ and combinations of atoms called molecures Cellular level – cells are the basic structural and functional units of life. Tissue level – tissue are groups of similar cells (and their intercellular material)‚ which work together toward a specific function. Examples include blood‚ muscle‚ nerves‚ ets mostly a common embryo group. Organ level – a structure composed
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CH 12 TRANSPORT IN LIVING ORGANISMS EXERCISE 1. FILL IN THE BLANKS (i) The principal physiological requirement of all organisms is the maintenance of …………………… (ii) The type of diffusion against the concentration gradient (up hill movement) involving the expenditure of energy is called…………………. (iii) The cell walls of the plants cells keep the……………within limit. (iv) The content of the vacuole of plant cell is called……………. (v) The internal pressure exerted on the cell wall by the
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Exercise 12: Serological Testing: Activity 2: Comparing Samples with Ouchterlony Double Diffusion Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. 1. When two antigens are identical their precipitin lines form You correctly answered: c. an arc 2. Antigen and antibody move toward each other because of You correctly answered: b. diffusion 3. If two antigens form a spur‚ they You correctly answered: d. have partial identity 4. The Ouchterlony test relies on
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Transport Processes (SKKK 2313) ASSIGNMENT # 1 1. Consider a steam pipe of length L=20 m‚ inner radius r1=6 cm‚ outside radius r2=8 cm‚ and thermal conductivity k=20 W/m.k. The inner and outer surfaces of the pipe are maintained at average temperatures of T1=150oC and T2=60oC‚ respectively. Obtain a general relation for the temperature distribution inside the pipe under steady conditions‚ and determine the rate of heat loss from the steam through the pipe. Assume that heat transfer is one-dimensional
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4 OSI Transport Layer 4.1 Roles of transport Layer 4.1.1 Purpose The Transport layer provides for the segmentation of data and the control necessary to reassemble these pieces into the various communication streams. Its primary responsibilities to accomplish this are: Tracking the individual communication between applications on the source and destination hosts Segmenting data and managing each piece Reassembling the segments into streams of application data Identifying the different applications
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Active and passive transport are biological processes that move oxygen‚ water and nutrients into cells and remove waste products. Active transport requires chemical energy because it is the movement of biochemicals from areas of lower concentration to areas of higher concentration. On the other hand‚ passive trasport moves biochemicals from areas of high concentration to areas of low concentration; so it does not require energy. Comparison chart Active Transport Passive Transport Definition Active
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INTRODUCTION Nowadays‚ public transport plays an important role in each country in the world. This is because public transport is the most important issue in our lives. People have different views about public transport. In this report the authors will compare the views on public transport between 0 ELICOS students and Australians. 1.1. Background Regarding the selection of public transport of Australian‚ the survey have shown that the rate of using public transport increases significantly between
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