Gaia hypothesis - Study guides, Class notes & Summaries
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CPSC 113 Final Exam 2023 with correct answers
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This person, a NASA scientist, stated that they found alien remains on Earth and they could prove it: 
a) Richard Doll 
b) Richard Hoover 
c) James Lovelock 
d) Carl Sagan 
e) Tyron Hayes 
b) Richard Hoover 
 
 
 
Cyanobacteria fossils were found in meteorites, which NASA says proves that there is life on other planets. 
True or False 
False 
 
 
 
Antarctica's blood red waterfall can be blamed on: 
a) Sulfer 
b) Iron 
c) Methane 
d) Carbon Dioxide 
e) Chloride 
b) Iron 
 
 
 
To give a nonhuma...
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ESS IB Final Exam Questions & Answers 2024/2025
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ESS IB Final Exam Questions & Answers 2024/2025 
 
 
1.1.1 Outline the concepts and characteristics of a system - ANSWERSStorages of matter or energy. 
Flows- inputs into the system and outputs from the system. 
Processes which transfer or transform energy or matter. 
System- An assemblage of parts and the relationships between them which together constitutes an entity or whole. They always must contain energy, matter, and information. 
• Feedback mechanisms that maintain feedback and equilibr...
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IB ESS Exam Review Questions With 100% Correct Answers 2024
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IB ESS Exam Review Questions With 100% Correct Answers 2024 
model - Correct Answer-a simplified description designed to show the structure or working of an object, system or concept. 
 
open system - Correct Answer-type ***** in which both matter and energy are exchanged with its surroundings 
 
closed system - Correct Answer-type ****** in which energy but not matter is exchanged with its surroundings 
 
Gaia hypothesis - Correct Answer-developed by James Lovelock, compares the Earth to a livi...
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IB ESS Review Questions & 100% Correct Answers| Verified Solutions
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model - a simplified description designed to show the structure or working of an object, system or 
concept. 
open system - type ***** in which both matter and energy are exchanged with its surroundings 
closed system - type ****** in which energy but not matter is exchanged with its surroundings 
Gaia hypothesis - developed by James Lovelock, compares the Earth to a living organism in which 
feedback mechanisms maintain equilibrium
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IB ESS Exam Notes || All Correct.
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System correct answers An assemblage of parts and their relationship forming a functioning entirely or whole 
 
Open System correct answers Exchanges matter AND energy 
 
Closed System correct answers Exchanges ONLY energy 
 
Isolated System correct answers DOES NOT exchange matter or energy. Theoretical. 
 
1st Law of Thermodyamics correct answers Energy is neither created nor destroyed. IT ONLY CHANGES FORMS. 
 
2nd Law of Thermodynamics correct answers The entropy of a closed system increases...
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IB ESS 109 Review Questions with 100% Correct Answers | Updated & Verified
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model - ️️a simplified description designed to show the structure or working of an object, system or concept. 
 
open system - ️️type ***** in which both matter and energy are exchanged with its surroundings 
 
closed system - ️️type ****** in which energy but not matter is exchanged with its surroundings 
 
Gaia hypothesis - ️️developed by James Lovelock, compares the Earth to a living organism in which feedback mechanisms maintain equilibrium 
 
isolated system - ️️type ***...
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General Biology: Exam 1 Questions And Answers Rated A+ New Update Assured Satisfaction
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Atom - Fundamental building block of all matter 
Molecule - Two or more atoms 
Cell - Basic form of life; smallest unit of life 
Organ - A grouping of tissues engaged in a collective task 
Tissue - Specialized cells organized in a pattern 
Organelle - Structure that carries out a specialized metabolic function within a living cell 
Organ System - A set of organs engaged in a collective task that keeps the body functioning 
properly 
Organism - Individual that consists of of one or more cells 
Po...
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APES Study Guide (2023/2024) Already Graded A
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APES Study Guide (2023/2024) Already Graded A Sustainabiliy The ability of a system to support itself 
Gaia Hypothesis proposes that organisms interact with their inorganic surroundings on Earth to form a self-regulating, complex system that contributes to maintaining the conditions for life on the planet. 
Spaceship Earth 1968 Picture of Earth from Space 
Precautionary Principle The precautionary principle or precautionary approach states that if an action or policy has a suspected risk of caus...
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Entomology Exam 1 questions and answers
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What are the steps of the Scientific method? - ANSWER-Observation, Hypothesis, 
Experiment, Conclusion 
Understand the Variables in Experiments - ANSWER-Independant: Intentionally change 
to affect the dependent variable 
Dependant: Effect of the independent variable being changed 
Control: Kept the same and not treated 
Science has limits, can you name a few things that science does not do? - 
ANSWER-Does not make moral judgments, does not make aesthetic judgements, does 
not tell you how to us...
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IB ESS Review || with Errorless Solutions 100%.
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model correct answers a simplified description designed to show the structure or working of an object, system or concept. 
 
open system correct answers type ***** in which both matter and energy are exchanged with its surroundings 
 
closed system correct answers type ****** in which energy but not matter is exchanged with its surroundings 
 
Gaia hypothesis correct answers developed by James Lovelock, compares the Earth to a living organism in which feedback mechanisms maintain equilibrium 
 
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