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Science 14
Topics learned from Science 14, including Chemistry, Physics and Biology
| Questions (Sci14) | Answers (Sci14) |
|---|---|
| What is the mouth used for? | It is used for breaking down food with teeth and saliva. |
| What is the esophagus? | A muscular tube that connects the mouth with the stomach. |
| What is a heart attack? | A heart attack is when too much cholesterol clogs the coronary artery. The heart pumps harder to get the blood to the body to the point a cardiac arrest occurs. |
| Define Cardiac Arrest | A Cardiac Arrest is when the heart simply stops. |
| Define Sea Breeze | A cool wind that blows from a cool ocean or lake toward warmer land. |
| Define SPHYGMOMANOMETER | AKA. Blood Pressure Cuff. An inflatable cuff and pressure meter used to measure blood pressure |
| If a substance has a pH under 7 is it an (A) ACID (B) NEUTRAL OR (C) BASE | (A) ACID |
| What does WHMIS stand for? | Workplace Hazardous Materials Information System. |
| What is the element for Pb? | Lead |
| What are 3 types of heat transfer? | Conduction, Convection and Radiation |
| Is ammonia Acid or base? | Base |
| What is the element Symbol for Hydrogen | H |
| What's the element symbool for helium | He |
| Define Specific Heat Capacity | Tyhe measure of a substances ability to absorb or lose heat given in J/g°C |
| What does MSDS stand for? | Materials Safety Data Sheets. |
| Define Pure Substance | A substance that has only one type of particle. |
| What is matter??? | Literally everything. |
| What does friction create??? | Heat |
| What are the three states of matter???? | Solid, Liquid, and Gas. |
| There is a fourth state of matter but is not available on earth but is found on the sun. What is this fourth phase called? | Plasma |
| Define Acid | a sour tasting substance that turns bluelitmus paper red and has a pH less than seven. |
| Define Artery | A blood vessel that takes oxygen rich blood from the lungsand delivers it via the heart to body tissues. |
| Define Atoms | Thye smallest unit of all matter. |
| Define Base | A slippery, bitter tasing substance that turns litmus paper blue and has a pH over seven. |
| What is Canada's Food Guide??? | a guideline developed by health and welfare Canada to help Canadians make healthy eating and lyfestyle choices. |
| What is a Cell??? | The smallest Unit of Life. The building Block of all living organisms. |
| What are the main organs used in the digestive system? | Mouth, Esophagus, Stomach, Pancreas, Gallblatter, Liver, Small Intestine, Large Intestine, Rectum and anus. |
| What are the nutrients vital to humans? | Carbohydrates, Proteins, Fats, Vitamins, Minerals, and water. |
| What is Scurvy? | A serous disease caused by lack of Vitamin C |
| What type of Microscope uses electrons. | An electron Microscope. |
| What is the smallest Unit of Life? | Cells |
| A wheelbarrow is an example of what type of Lever? | A Second Class Lever |
| A fishing Rod is an example of what kind of Lever? | A third Class Lever |
| What are the 8 types of energy? | Potential, Kinetic, Thermal, Electrical, Light, Sound, Chemical and Nuclear |
| Define effort | the force required to move an object. |
| Define Fulcrum | the support point on which a lever pivots. |
| Define Glucose | a sugar produced during photosynthesis. |
| What does HHPS stand for? | Hazardous household Products Symbols. |
| Define Metalloid | elements that share properties with some metals and share some properties as non metals. |
| A substance is sour, and turns litmus paper from blue to red. That substance is likely to be an _________ | Acid |
| A substance is bitter and slppery, and turns red litmus blue. It is likely a ________ | Base |
| Who is Robert Brown? | The first to discover the Brownian Motion |
| What is a stomach ulcer? | A hole or break in the lining of the stomach caused by the eating away of the mucous lining. |
| Define Vein | a blood vessel that that takes oxygen poor blood from body tissues back to the heart. |
| Define Solute | the substance that dissolves to form a solution. |
| What is R-value | A measure of how well an insulating material slows heat transfer. |
| What is a land Breeze | A mild wind that flows from the cool land out to the warmer sea. |
| Define force | A push or pull |
| If a substance has a pH of around 7 it is considered _________ | Neutral |
| Define Load | The object moved by a lever. |
| What is an element? | A simple substance that cannot be broken down into simpler substances. |
| What is the only liquid metal? | Mercury. |
| Define abiotic environment | aboitic facors; all non-living components of an ecosystem. |
| define altitude | a measure of height above sea level |
| define population | the relative number if individuals in a certain species |
| define immigration | coming into a certain area. |
| define birth rate | the number of living things being reproduced over a certain period of time |
| what is climate? | the average weather conditions in an area based on long term records |
| what are 3 abiotic limiting factors? | Water, Weather and Matter |
| what are the 4 main biomes in alberta? | Grassland, Rocky Mountains and Foothill, Boreal Forest and the Aspen Parklands |
| What is the main reason there is so little trees in the plains? | Low Precipitation |
| What is extinction? | An elimination of species from the earth. |
| What is emigration? | Departures from a population |
| What is biodiversity? | a description of the variety of living things in an area. |
| What is an ecosystem? | a community of living things |
| What is a consumer? | an organism that eats a producer or another consumer. |
| What is the Boreal Forest? | A biome that consists of a variety of forests such as aspen, pine and spruce trees. |
| What is a biotic community? | all the livng components of an ecosystem. |
| What is Decomposer? | A living thing that break down dead organisms. |
| What is energy? | The source of the ability to move, do work or cause changes. |
| What is a parasite? | An organism that lives on or in another organism. |
| What is a host? | Any organism that has a parasite |
| Define Parkland | the biome in which the main plants are trees and grass. |
| What is the ozone layer? | A layer of gas in the earths atmosphere that protects earth from harmful ultraviolet radiation from the sun. |
| What is pesticide? | A chemical used to kill unwanted plants or animals such as weeds and insects. |
| What is a food chain?? | A model showing which organisms eat another |
| What is predation? | The killing and eating of an animal by another |
| What is a predator? | any animal that catches, kills and eats other animals. |
| What is prey? | An animal being eaten by other animals. |
| What is a primary consumer? | An animal that eats plants or producers. |
| What is a pyramid of energy? | a model showing the entire amount of chemical energy flowing through eachj feeding level of a food chain. |
| What is a secondary consumer? | An animal that must eat primary consumers. |
| What is a tertiary consumer? | An animal that must eats secondary consumers |
| What is soil? | A thin layer of rock fragments and decomposed plant matter that covers the land |
| What are soil crumbs? | Particles of humus that have formed clumps. |
| What are species at risk? | Organisms that are close to becoming extinct. |
| What is Terresrial Ecosystem? | an ecosystem on land. |
| What is topgraphy? | The physical features in an area. |
| What is topsoil? | the top layer of soil |
| What is the water cycle? | the reuse of water through condensation, precipitation, and evaporation. |
| What is a biome? | A large geographic area with distinct plants and animals. |
| Why is it colder near the north and south poles? | They do not get direct sun rays. |
| What is the the average weather conditions in the aspen parklands? | Cold long winters, and cool summers. |
| What is an exotic species? | Any living thing that does not occur naturally in an area. |
| What is competition? | A fight between one species to another over a producer. |
| Which one of the following are primary consumers (1)Wolf (2)Lion (3)Trees | (1) TREEs |
| What are the 3 types of consumers | Primary, Secondary, Tertiary |
| Which would go to the bottom of a food chain?Primary, Secondary or tertiary conumers? | Primary conumers |
| What are four factors that affect population? | Birth Rate, Death Rate, Immigration and emigration |
| What is abiotic? | Anything non-living. |
Created by:
n_abra
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