Study guides, Class notes & Summaries

Demographics Answer the study of the dynamics of population change Exponential curve- Answer when populations follow an accelerating rate of growth which is proportional to the population size Crude Birth Rate (CBR) Answer number of births per thousand individuals in a population per year Crude Death Rate (CDR) Answer number of deaths per thousand individuals in a population per year calculate CDR and CBR Answer dividing the amount of deaths or births by the population, and then mult...

system Answer An entity with at least two components (parts) that are linked and interact in some way. open system Answer Allow energy or matter to enter or leave the boundaries of the system. A clear example is the human body. closed system Answer allow energy to enter or leave but matter is contained within the boundaries. The Earth is an imperfect example of this. ( Some matter does enter the atmosphere, such as meteorites, or leaves, such as astronauts). isolated system Answer do no...

ESS Final IB Exam Questions and answers latest update

A system Answer A group of different parts that work together as a whole Inputs Answer Energy or matter that enters a system Output Answer The thing produced at the end of a system Storage Answer Where energy or matter is accumulated inside a system Flow Answer Movement of energy matter within a system Boundaries Answer outside/edge of a system Synergy Answer the power that results from the combination of two or more forces Open system Answer A system in which both matter an...

IB ESS SL Questions and answers latest update

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Ecocentric viewpoint - Holistic ideal, ecology and nature central to humanity, less materialistic approach, prioritizes biorights, encourages education and human self-restraint Anthropocentric viewpoint - Humans must sustainably manage the global system, (taxes, regulation, legislation), pragmatic approach in solving environmental issues Technocentric viewpoint - Technological developments can provide solutions, optimistic view for humans improving the world, scientific research encouraged ...

System - ️️An assemblage of parts and their relationship forming a functioning entirely or whole Open System - ️️Exchanges matter AND energy Closed System - ️️Exchanges ONLY energy Isolated System - ️️DOES NOT exchange matter or energy. Theoretical. 1st Law of Thermodyamics - ️️Energy is neither created nor destroyed. IT ONLY CHANGES FORMS. 2nd Law of Thermodynamics - ️️The entropy of a closed system increases. When energy is transformed into work, some e...

IB ESS All topic revision place Questions and answers latest update

IB ESS Final Exam Questions and answers latest update