Science 24 Study Guide Final Exam June 2013 Those students writing the exam in two parts, Unit A & B will be written on Thursday, June 20th from 8:45am - 12:00pm in Room #165 (Sports Medicine Room). Units C & D will be written on Monday, June 24th from 8:45am - 12:00pm. Room TBA. Those students writing the exam in one part will write on Monday, June 24th from 8:45am - TBA. Room TBA. Unit A: Matter & Chemical Change Lesson 1 - Useful Chemistry (pages 4-19 in text) explain how synthetic chemicals are used today and provide examples; explain how soap & water are able to clean grease; explain what a polyme r is and provide an example; explain what an alloy is and provide an example; provide advantages to using alloys and polymers. Lesson 2 - Common Reactions in Our Lives (pages 22-39 in text) define the term chemical reaction ; identify indicators of chemical change; understand what a combustion reaction and neutralization reaction is; define the term precipitate ; provide examples of an exothermic reaction ; provide examples of an endothermic reaction ; Lesson 3 - Types of Chemical Reactions (pages 40-57 in text) write word equations for chemical reactions; understand what a simple composition reaction is; understand what a simple decomposition reaction is; understand what happens in a combustion reaction ; understand what happens in a neutralization reaction ; determine chemical names for compounds; balance chemical equations.
Lesson 4 - Reactions & the Environment (pages 58-75 in text) list three natural green house gases; describe the negative effects of global climate change; write the general chemical equation for a neutralization chemical reaction; explain how liming can raise the ph of a lake; explain how sulfur is removed from fuel; list the environmental factors required for iron to rust. Unit B: Energy Transformations Lesson 5: Energy Conversions (pages 80-97 in text) explain what potential energy is and provide examples; explain what kinetic energy is and provide examples; define the terms input energy, converter and output energy ; explain how chemical energy conversions occur; Lesson 6: Electric Energy at Home (pages 98-115 in text) list the main parts of a generator; explain how an electric generator works; explain what happens to the electricity from power plant to house; calculate work ; understand how power, watts and energy are related; calculate how much energy an appliance uses; calculate the efficiency of an appliance. Lesson 7: Energy for Life (pages 116-133 in text) understand the process of photosynthesis ; explain what cellular respiration is; explain how we capture energy from the sun; explain the difference between saturated and unsaturated fats and how they affect our health; explain what factors affect metabolism.
Lesson 8: Fossil Fuels (pages 134-153 in text) explain how fossil fuels are formed; list technologies that use combustion to convert energy stored in fossil fuels into other forms of energy; explain how cellular respiration and combustion of fossil fuels are similar; list risks associated with using fossil fuels. Unit C: Disease Defense and Human Health Lesson 9: Disease (pages 156-173 in text) list at least three factors that cause disease; explain what a pathogen is; list the environmental factors ideal for bacterial growth; explain what a communicable disease and non-communicable disease is; describe methods for protecting food preparation surfaces and utensils fom contamination. Lesson 10: Society s Response to Disease (pages 174-191 in text) explain the difference between an epidemic and a pandemic ; explain the importance of high standards for hygiene for individuals and the community; list factors that contribute to the spread of communicable diseases. Lesson 11: Protecting Yourself from Disease (pages 192-209 in text) list the body s three lines of defence against disease; explain what a macrophage is; describe the different types of immunity; explain how vaccines prevent disease; describe problems with taking antibiotics; explain what to look for when selecting an over-the-counter medication.
Lesson 12: Genetics & Health (pages 210-229 in text) explain what genetics is, explain the relationship between DNA, genes, cells, cell s nucleus and chromosomes; use a Punnett Square to predict the probability of offspring inheriting genetic traits; explain what a mutagen is; understand the issues surrounding genetic research. Unit D: Safety in Transportation Lesson 13: A Need for Safety (pages 232-249 in text) identify factors which affect safety on roads; explain what role reaction time plays in accidents; explain how alchohol affects reaction time; list safety features in vehicles. Lesson 14: The Nature of Speed (pages 250-267 in text) define the term velocity ; calculate velocity; calculate distance; relationship between velocity and stopping distance. Lesson 15: The Physics of Collisions (pages 268-285) calculate momentum ; explain how velocity & mass affect momentum; calculate impulse ; calculate momentum in a head-on collision
Lesson 16: The Technology of Safety (pages 286-303) explain how crumple zones increase the safety of a car; explain why airbags can be dangerous for small children.