different concentration levels. There includes a hot‚ 60 degrees‚ and cold‚ 5 degrees‚ temperature and an undiluted and diluted solution for both. The two constant variables in this experiment were the volume‚ 250 mL of water‚ and the time‚ 40 minutes‚ checking every 10 minutes. This experiment was performed to determine the optimal conditions for when osmosis and diffusion occur. Hypothesis: Part A: The potassium permanganate will diffusion more evenly in hot water compared to the cold water because water
Premium Water Diffusion Molecular diffusion
Contact zones of the Olympics As Mary Louise Pratt defined in “Arts of the Contact Zone”‚ contact zones are social spaces where cultural interactions happen; including cultural exchange‚ conflicts‚ understanding‚ and sometimes unbalance of power in contact zones. Relating closely to cultural diversity‚ contact zones definitely exist in global events around the world‚ when people from different places gather together and communicate with one another. The Olympics‚ as one of the most influential global
Premium Nation Olympic Games United States
in the same year. According to Bangladesh National Building Code (BNBC‚ 1993)‚ Bangladesh is divided into 3 earthquake zones (Figure- 6): Zone –1: the less risky zone. The Zone-1 comprising the southwestern part of Bangladesh (Jessore‚ Khulna and Barisal Districts) is seismically quiet‚ with an estimated basic seismic co-efficient of 0.04. Zone–2: medium vulnerable zone. Zone-2 comprising the central part of Bangladesh (Dhaka‚ Rajshahi‚ Dinajpur Bogra‚ Chittagong and Noakhali Districts) represents
Free Bangladesh Earthquake
Natural Environment Zone Natural environment zone is established by the developer of certain place in order to save the environment that is valuable to the place from being destroyed. The environment at the place that is being developed might be unique and can’t be found in another place. Apart from that‚ the natural environment zone objective is also to protect scenic values‚ provide recreation opportunities in a largely undisturbed natural environment area and also to maintain natural environment
Free Nature Natural environment Ecosystem
Zone Routing Protocol in Computer Networking (ZRP) Abstract Routing protocols for mobile ad-hoc networks have to face the challenge of frequently changing topology‚ low transmission power and asymmetric links. Both proactive and reactive routing protocols prove to be inefficient under these circumstances. The Zone Routing Protocol (ZRP) combines the advantages of the proactive and reactive approaches by maintaining an up-to-date topological map of a zone centered on each node. Within
Premium Routing protocol Routing
What was the Zone System? Why was its development important? The Zone system is the adjustment of the exposure in a photograph to make the most of shadows and highlights of a photograph. The Zone System‚ which was developed by Ansel Adams‚ separates tones between white and black into eleven different zones‚ with middle gray being at the center; each of these zones corresponded to an f/stop. The manipulation of light is what Ansel Adam’s is best known for. The zone system was designed
Premium
results were not expected. Morning fresh which costs the most was expected to have the largest zone of inhibition but this was not the case. Palmolive has the largest zone of inhibition having an 0.8 cm larger diameter then morning fresh had. It was expected that ultra would have the smallest zone of inhibition as it was the cheapest. The sponges results were also interesting as there was no clearly seen zone of inhibitions that were noticeable enough to be able to measure. Discussion The results
Premium Economics Solid Volume
The term of “contact zone” seems pretty simple to understand at the first look but what does it truly means? Mary Louise defines this term as “… social spaces where cultures meet‚ clash‚ and grapple with each other‚ often in contexts of highly asymmetrical power” (Pratt 575). In a “contact zone” a person meets with two different cultures‚ going through a struggle to maintain a certain identity. As for me‚ I have faced this contact zone when I left my country to study abroad in United States. I have
Premium Culture Sociology United States
chemoreceptor trigger zone is situated on the floor of the fourth ventricle of the brain within the area postrema (Bowen‚ R.‚ 1996). It consists of a blood-brain barrier that is able to detect chemical stimuli within the blood and the cerebrospinal fluid. The chemoreceptors which are situated within the chemoreceptor trigger zone are stimulated by many drugs and toxic substances; referred to as emetics (Sherwood‚ L.‚ 2013). When emetics cause a stimulation of the chemoreceptor trigger zone‚ impulses are
Premium Medicine Blood Chemotherapy
Zone of Proximal Development Teachers with a constructivist view of learning focus on students’ thinking about the material being learned and‚ through careful orchestrated cues‚ prompts‚ and questions‚ help students arrive at a deeper understanding of the material. Also‚ teachers with a constructivist view elicit students’ prior knowledge of the material and uses this as the starting point for instruction. In addition the teacher not only presents material to students‚ but he or she also responds
Free Education Knowledge Psychology