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98 Cards in this Set
- Front
- Back
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How are a milliliter and a cm3 related?
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equal
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What is the smallest unit that biologists study?
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atoms/molecules
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What is the smallest living unit?
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cell
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At what point of our experiment do we use SI or the metric system?
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collecting data
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How does society help science advance?
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raises questions and sets limits
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How is science beneficial to society?
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1. increases understanding of our environment
2. advances technology 3. provides answers to questions 4. helps us make decisions |
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What do we call differences in cells (size and shape) that allow them to perform different functions?
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specialization or differentiation
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What is the ability of a scientist to judge their own work or someone else's, even if it goes against their own personal thoughts or beliefs?
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open-mindedness
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What do we call the characteristic of a scientist that describes their unwillingness to believe something without repeated evidence?
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skepticism
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What do peer reviewers look for?
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mistakes and bias
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Why is publishing important?
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inspires other scientists to explore related questions
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Who should peer review?
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independent and anonymous experts
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Why are publishing and peer review important?
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can fix mistakes
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What are the levels of organization from simplest to most advanced?
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atom - molecule - cell - tissue - organ - organ system - organism
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SI unit for length
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meter
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Si unit for mass
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gram
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derived unit of mass/volume
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density
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amount of matter in an object
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mass
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amount of space matter occupies
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volume
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a group of cells working together
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tissue
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a group of tissues working together to perform a function
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organ
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a group of organs working together
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organ system
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when you notice something using your senses
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observation
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study of life
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biology
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study of animals
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zoology
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study of plants
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botany
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study or organisms interacting with others and their environment
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ecology
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study of the inheritance of traits
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genetics
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the genetic information in a living thing
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DNA
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recorded scientific information
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data
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a trait that helps an organism survive
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adaptation
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a tool for magnification that allows scientists to see great detail
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microscope
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what form is a hypothesis written?
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if/then
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What form is a scientific problem written in?
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question
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the process where an organism matures to adult form
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development
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an increase in the size or number of cells
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growth
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factors that are the same in both the experimental and control groups
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constants
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the breakdown of food
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digestion
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the change in species over time, involves adaptation
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evolution
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eating or swallowing
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ingestion
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all the chemical reactions in your body that help you obtain and use energy
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metabolism
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the factor you are changing or testing in an experiment
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manipulated or independent variable
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the factor you measure to see the impact of the IV
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responding or dependent variable
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your body's constant internal environment
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homeostasis
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the modern metric system
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SI - System International
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metric unit for liquid volume
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liter
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a body of knowledge gained by observation and experimentation, a way of knowing
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science
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anything that causes a response
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stimulus
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applied science
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technology
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burning food to get energy, usually with oxygen
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respiration
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data that is precise, numerical, a measurement
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quantitative
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data that is an opinion, subjective, a judgement
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qualitative
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one type of living thing, capable of breeding naturally
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species
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reproduction with 2 organisms exchanging DNA, gives variety or diversity
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sexual reproduction
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reproduction with 1 parent, 1 set of DNA being copied exactly and split
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asexual reproduction
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SI unit for temperature - What is its advantage?
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Kelvin - absolute zero
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metric unit for temperature
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Celsius or centigrade
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measure of how hot or cold something is - how fast the particles are moving
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temperature
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What is the advantage of a compound light microscope?
the disadvantage? |
can see living things, less magnification and resolution
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What is the advantage of an electron microscope? the disadvantage?
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can see great magnification and resolution, objects must be dead
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root word meaning small
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micro
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root word meaning life
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bio
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root word meaning study of
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logy
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root word meaning many
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multi
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root word meaning one
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uni
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root word meaning not or without
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a
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root word meaning a statement
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thesis
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root word meaning to see
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scope
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root word meaning same
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homeo
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root word meaning self
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auto
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root word meaning to know
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scientia
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root word meaning below
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hypo
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How do humans maintain homeostasis of body temp.?
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sweat, shiver
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How do humans maintain homeostasis of blood pressure?
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heart beats faster or slower and blood vessels dilate or constrict
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Where does most energy for life on earth originate?
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the sun
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How do humans get their energy?
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eat food
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What do we do if our experiment doesn'e support our hypothesis?
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revise and retest
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What are 3 goals of science?
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1. provide natural explanations
2. understand patterns in nature 3. make useful predictions |
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scientific explanation for a set of observations, can be tested
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hypothesis
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in a controlled experiment, how many variables are changed?
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1
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the smallest living unit
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cell
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a living thing
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organism
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when an organism gets rid of metabolic wastes
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excretion
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distance between two points
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length
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with what does science usually begin?
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curiosity about observation of the natural world
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why is SI preferred (2 reasons)
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universal
based on 10 - easier |
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a particular preference or point of view that is personal rather than scientific
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bias
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a well-tested idea that unifies many observations and allows for accurate predictions in new situations
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theory
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moral principles that govern behavior
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ethics/bioethics
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a living thing
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organism
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a well-tested idea that unifies many observations and allows for accurate predictions in new situations
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theory
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with what does science usually begin?
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curiosity about observation of the natural world
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moral principles that govern behavior
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ethics/bioethics
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causes a response
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stimulus
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thin layer of life around earth
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biosphere
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organism that makes its own food
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producer/autotroph
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organism that con't make its own foor
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consumer/heterotroph
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the group in an experiment that is exposed to the same conditions as the experimental group except for the IV, used for comparison
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control group
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