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57 Cards in this Set
- Front
- Back
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adaptation
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the quality of a plant or animal that helps it survive in its environment
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atmosphere
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the mixture of gases surrounding the earth
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balance
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a tool used to measure mass
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boiling point
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the temperature at which a liquid will turn into a gas
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carbon cycle
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a cycle in whih carbon dioxide gas from animals is used by plants to make carbon that animals can eat
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carbon dioxide
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a gas that is produced by animals & used by plants for photosynthesis
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carnivore
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an animal that eats other animals
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centimeter
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a distance measuring one-hundredth of a meter
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collecting net
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a net used to catch animals for science investigations
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conductivity
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the ability to carry heat, electricity or sound
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constructive forces
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forces that build up Earth's landforms
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cycle
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a series of steps where the last step leads back to the first step
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destructive forces
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forces that tear down Earth's landforms
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earthquake
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movement of the Earth's crust
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ecosystem
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all the living & non-living things in an area that depend on each other
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circuit
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a closed path that electricity follows
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energy
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the power to do work/ forms include light & electricity
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erosion
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the process where rock and soil are worn away & carried away by wind, runnng water, oceans or glaciers
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food chain
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shows the flow of energy from plants to animals/ shows what an animal eats
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food web
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shows the interaction of serveral food chains
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force
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a push or pull acting on an object that will cause movement
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fossil
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an impression left in sedimentary rock by the remains of a dead plant or animal
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fossil fuels
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materials made from the remains of living organisms millions of years ago that can now be burned for energy
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friction
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the force caused by rubbing together two or more surfaces/ slows down motion
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gas
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a state of matter without any fixed shape or volume
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glacier
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a giant sheet of slow-moving ice
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graduated cylinder
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a tool used to measure volume of liquids
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gravity
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the force that pulls objects to Earth
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habitat
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an area in an ecosystem that a particular type of organism makes its home
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hand lens
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a tool that magnifies objects several times but not as powerful as a microscope
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precaution
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steps to be taken to be safe
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scientific method
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steps used to explore questions
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stopwatch
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a tool used for timing in experiments
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telescope
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a magnification tool used for viewing outer space
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theory
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an explanation of why something happens in nature
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trial
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a single, completed investigation
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variable
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the part of a scientific experiment that is changed
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volume
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the amount of space that matter takes up
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calculator
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an electronic device for solving mathematics problems
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hand lens
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magnifies objects, or makes them look larger than they are
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ruler or meter stick
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measures distances and lengths of objects
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thermometer
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measures the temperature of air and most liquids
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compass
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determines direction
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weathering
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the gradual wearing down of rocks by wind, water, or ice
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stop watch
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a device used to measure time
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magnet
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attratcts and repels substances
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collecting net
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used to gather animal specimens
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safety goggles
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protect the eyes during a science experiment or investigation
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weather
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conditions in the atmosphere that change daily
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Herbivore
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An animal, such as a cow, that eats only plants
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Inexhaustible Resource
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Resources that cannot be used up, like sunlight or wind energy
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Inherited trait
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A physical characteristic or natural instinct that a plant or animal gets from its parent
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Insulator
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A material that does not conduct sound, heat, or electricity well
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Kilogram
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A unit for measuring mass of a large object, like a car.
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Kilometer
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A unit for measuring long distances
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Lava Flow
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Flow of molten rock coming from below Earth's surface.
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Learned behavior
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A behavior that an animal learn by interactiong with its environment
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