* Bibliography............................................................................................... Aim: The aim of the experiment that was carried out was to see‚ at what temperature and in which standard solution‚ does the amount of dye left in the boiling tube had the highest percentage transmission. Beetroot was used for the experiment because it was easier to see the dye after the practical was completed. Putting beetroot cylinders into different boiling tubes‚ which contained
Premium Water Distillation Cell
Title Antimicrobial properties in different type of plants. Introduction A substance that kills or prevents the growth of microorganisms for example bacteria‚ fungi or protozoans is called an antimicrobial. This substance has 2 major roles which are to either kill microbes (microbiocidal) or prevent the growth of microbes (microbiostatic). Disinfectants are antimicrobial substances used on non-living objects outside the body. This substance included antibiotics‚ antifungals‚ antiprotozoals and
Premium Bacteria Agar Antimicrobial
the okay to do the experiment‚ I grabbed the girls and went to work. The experiment I picked was the conservation concept‚ where the idea that merely changing the appearance of objects does not necessarily change other key properties. In other words‚ just because I put the same amount of water in a bigger case‚ doesn’t change how much water there is. I predict that both the girls would fail at conservation concept‚ and always
Premium Pregnancy Childbirth Abortion
Sustainable Shoe Design for South Africa Abstract The Sustainable Shoe Development literature review is based on a self-motivated research brief given to the third year students doing Graphic Design at Cape Peninsula University of Technology. The Sustainable Shoe Development assignment started at first through online research done on the self-chosen topic. The reason background research was done is to merely discover what measures and programs have been taken to create sustainable shoes for
Premium Recycling Athletic shoe Shoe
Calculating Sample Size Types of Samples Subjective or Convenience Sample - Has some possibility of bias - Cannot usually say it is representative - Selection made by ease of collection Simple Random Sample - No subjective bias - Equal chance of selection; e.g.‚ select the fifth chart seen on every third day - Can usually be backed to say it is representative Systematic Sample - Is a random sample - Equal chance of selection due to methodology; e.g.‚ computer-generated list of
Premium Sample size Sampling
Optimal Size Of A Firm The optimum size of a firm is a very subjective idea. The ways in which size can help or hinder a firm vary from which angle you a looking at the situation from. Size can have its benefits and its drawbacks‚ and each firm will have its own benefits and drawbacks that come from either increasing in size‚ or remaining small‚ and these will depend on the market in which the firm is in‚ the current economy‚ and in some cases the preferences of the manager(s). For example a
Premium Small business Business Marketing
Size of UK Food Industry The food and drink industry is the largest of the manufacturing sectors accounting for 15% of manufacturing overall‚ with a total turnover of £70bn. The industry employs some 500‚000 people‚ equating to 13% of the UK manufacturing workforce. Food and drink remains the biggest spending category. In 2005‚ consumer spending on food and drink was nearly £153.8bn‚ 20% of total UK consumer expenditure.1 Page 2 Year on year UK consumer expenditure on food is increasing across
Premium Soft drink United Kingdom Coffee
Common-Size Analysis When comparing financial statements‚ it is often necessary to compare successive years ’ statements of the same company or statements from companies of various sizes. Ordinary financial statements can make it difficult to recognize trends or spot disproportionate categories since the figures make it difficult to tell how much a category has changed in relation to the other categories. Common-size statements solve this problem by valuing all categories in relation to a base
Premium Balance sheet Generally Accepted Accounting Principles Income statement
into a petri-dish and the cylinder removed and blotted with filter paper‚ throwing the liquid away from the petri-dish after each cylinder was removed. 7) The length and texture of each potato cylinder was recorded in a table. Discussion: In the experiment‚ I believe the phenomenon to take place is osmosis. Osmosis is the movement/diffusion of water molecules through a selectively permeable membrane from an area of high concentration of water molecules (high water potential) to an area of a low concentration
Premium Osmosis Cell wall Sodium chloride
Class sizes in schools have been a controversial topic for many years now. They are many different views and opinions on this topic‚ but the bottom line is that class sizes can affect the learning of elementary students. Smaller classes have more to offer than large class sizes. Since elementary school is where most students really establish themselves academically‚ being in a smaller class allows teachers to involve more discussion in their curriculums (Slavin‚ R. E.). A smaller class size also
Premium Education Rooms Teacher