Purpose and Hypothesis: Purpose To determine if light intensity affects the rate of growth in Brassica rapa. Hypothesis If the plant that is exposed to high intensity light grows more‚ then plants can adapt to absorb more photons for photosynthesis. Eventually‚ the rate of photosynthesis will top out‚ and stop increasing‚ due to the lack of one of the components necessary for photosynthesis. Background: Photosynthesis is a process used primarily by plants but sometimes by other organisms to
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another. Make a comparison between the displacement and the distance| |traveled. (Points : 5) | | [pic]The displacement is either greater than or equal to the distance traveled. | | [pic]The displacement can be either greater than‚ smaller than‚ or equal to the distance traveled.
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A 2007 study finds that discharge of untreated sewage is the single most important cause for pollution of surface and ground water in India. There is a large gap between generation and treatment of domestic waste water in India. The problem is not only that India lacks sufficient treatment capacity but also that the sewage treatment plants that exist do not operate and are not maintained.[1] The majority of the government-owned sewage treatment plants remain closed most of the time due to improper
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The Affctive Filter Hypothesis :- The fifth hypothesis‚ the Affective Filter hypothesis‚ embodies Krashen’s view that a number of ’affective variables’ play a facilitative role in second language acquisition. These variables include motivation‚ self-confidence and a low level of anxiety are better equipped for success. Low motivation‚ low self-esteem‚ and debilitating anxiety can combine to ’raise’ the affective filter and form a ’mental block’. Comprehensible input may not be utilized by second-language
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What is your opinion of the Efficient Market Hypothesis? When it comes to the valuation of a particular stock do you think that all information regarding the company is in the public domain? What brought you to your opinions? The Efficient Markets Hypothesis (EMH) according to Brigham and Ehrhardt (2011) “asserts that (1) stocks are always in equilibrium and (2) it is impossible for an investor to “beat the market” and consistently earn a higher rate of return than is justified by the
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Chosen Topic-“Effective treatment for chemical dependency” Hypothesis- “Is PTSD related to those suffering with co-occurring disorders” Null Hypothesis- “Individuals with co-occurring disorders do not suffer from PTSD” Alternate Hypothesis- “Individuals with co-occurring disorders do suffer from PTSD” Below are five peer-reviewed articles that I will use for my research study for the effectiveness of counseling for individuals who suffer with PTSD‚ mental health issues and substance use disorder
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Hypothesis If there are native and non-native birds in this habitat‚ then there will be more native birds because these native birds live in wetlands‚ and strive in this ecosystem. Procedure Independent Variable: Habitat/conditions Dependent Variable: Number of birds Constant: Location (Pouhala Marsh) 1. Do background research on the Marsh (what types of species there are) 2. Print out pictures of the bird species labeled with their names so they can be identified them at the site 3
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Hypothesis Statement Trees that exhibit gumming are more resistant to fusarium dieback caused by the polyphagous shot hole borer (PSHB) because the gum secreted acts as a defense against beetles that attempt to penetrate the bark‚ and as a result grant the tree faux resistance to the Fusarium euwallaceae fungi. Introduction Californian agriculture is at great risk because of a disease being spread by the Polyphagous Shot Hole Borer (PSHB)‚ Euwallacea sp. The PSHB is an ambrosia beetle
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Step 1: Pb (NO3) 2 (aq) + CaCl2 (aq) PbCl2 (aq) + Ca (NO3) 2 (aq) (double displacement reaction) According to the solubility guidelines lead (II) chloride (PbCl2) is a possible precipitate. This is because even though most chlorides are soluble‚ lead chloride is considered insoluble (p.2‚ Lesson 17). Step 2: PbCl2 ↔ Pb2+ + 2Cl- Q = [Pb2+] [Cl-] 2 Step 3: Ksp = 1.2 x 10-5 (from table 17.1‚ p.5) Step 4: V2 = 20.0 mL (volume of Pb (NO3)2) + 45.0 mL (volume of CaCl2) = 65.0
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dopamine hypothesis of schizophrenia was first proposed more than 30 years ago on the basis of indirect evidence (776-786). The hypothesis happened to be a hit so It received support from studies of postmortem brain tissue that found increased striatal D2/3 receptor density and dopamine levels in patients with schizophrenia and from studies of dopamine and its metabolites in cerebrospinal fluid (776-786). Even though the studies of postmortem brain tissues supported the dopamine hypothesis of schizophrenia
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