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63 Cards in this Set
- Front
- Back
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What is science? |
is a method for obtaining knowledge about the world around us |
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What is an observation? |
yousing your 5 senses |
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What is an inference? |
an educated guess |
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What are the 6 steps of the scientific method? |
question,research,experiment,data,conclusion |
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How do you identify a question? |
observing,inferences |
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How do you research? |
computer,news,observing,radio,other scientists |
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What is a hypothesis? |
possible answer to a question |
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What are the 2 groups that make up your experiment? |
control,expirimental |
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What is a control group? |
a group under natural conditions without a variable |
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What is an experimental group? |
same as control except it has a variable |
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What is the difference between control and experimental? |
the variable, or the factor that makes the experimental group different from the control |
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What are the 2 types of data? |
quantitive and qualitative |
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What is quantitavie? |
a certain amount , actual number |
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What is qualitative? |
descriptive |
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What is a conclusion? |
a statement of whether or not the data supports your hypothesis |
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What is a tissue? |
a group of cells that work together to perform a specific job |
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What is an organ? |
a structure that is made up of 2 or more tissues working together to perform a specific function
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What is an organ system? |
a group of organs that work together to perform body functions |
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What is an organism? |
a living thing; anything that can carry out life processes |
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What is a structure? |
the arrangement of parts in a organism |
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What is a function? |
the special, normal, or proper activity in an organ |
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What are the steps in order of the hierarchy chart? |
atoms,element,molecule,compound,cells,tissue, organ,organ systems |
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What is an atom? |
smallest particle |
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What is an element? |
pure substance that can't be broken down |
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What is a compound? |
2 or more elements that are chemically combined |
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What are cells? |
smallest unit of living things |
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What is matter? |
anything that takes up space |
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What are the 7 types? |
condensation,evaporation,sublimation,melting, ionite, deionite,freezing |
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What are the 8 things that all living things do? |
movement,growth,sensitivity,reproduction, nutrition,synthesis,excretion |
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What are two types of movement and what do they do? |
locomotion-moves from place to place transportation or movement inside of an organism or cells |
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What are 2 types of growth? |
increase in the number of cells and the increase of the size of cells |
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What are 2 types of sensitivity and what do they do? |
stimulus-something in ann environment that causes a reaction response-reaction or changes in behavior ex: the stimulus is stubbing your toe and the response is ow |
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What is reproduction? |
the goal of all species is to make more of its own kind |
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What is biogenesis? |
life only comes from life |
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What is abiogenesis? |
life can come from non-life |
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Who was Redi? |
he showed with the meat experiment that life only comes from life in 1668 |
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What are 2 types of reproduction? |
sexual,asexual |
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Which one has 2 parents and which one has 1 parent? |
sexual has 2 parents and asexual has 1 parent |
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How does it occur? |
asexual the parents split buds and sexual parent exchange genes |
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What are the offspring looks? |
asexual is same as parent and sexual is different from parent |
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What is nutrition? |
getting food and/or nutrients |
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What are 3 reasons to need food? |
energy, growth,repair |
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What is ingestion? |
the act of taking in nutrients |
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What is digestion and what are 2 types? |
digestion is breaking food down mechanical-chewing chemical-enzymes |
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What is respiration? |
mix food with oxygen to release energy O2+food=energy |
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What is breathing? |
the act of taking air in and out |
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What is synthesis? |
when new substances are made from nutrients |
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What is excretion? |
the removal of waste from an organism |
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What is metabolism? |
the sum of all the chemicals in a living thing |
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What is a producer? |
an organism that can make its own food by using energy from its surroundings |
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What is a consumer? |
an organism the eats other organisms or organic matter |
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What is a decomposer? |
an organism that gets energy by breaking down the remains of a dead organism or animal wastes and consuming or absorbing the nutrients |
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What is protein? |
a molecule that is made up of amino acids and that is needed to build and repair body structures and to regulate processes in the body |
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What is a carbohydrate? |
a class of energy-giving nutrients that includes sugar,starches,and fiber;contains carbon,hydrogen, and oxygen |
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What is a lipid? |
a type of biochemical that does not dissolve in water;fats and steroids and lipids |
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What is a phospholipid? |
a lipid that contains phosphorus and that is a structural component in cell membranes |
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What is ATP? |
adenosine triposphate a molecule that acts as the main energy source for cell processes |
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What is a nucleic acid? |
a molecule made up of subunits called nucleotides |
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What do you have to tell about in the essay? |
the 8 characteristics of life-detail each |
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What for the scientific method? |
steps and list each |
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What vocab? |
ALL OF IT |
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What in the hierarchy chart? |
tell about each and list in order |
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What is ABCDEssays? |
A-attact the prompt-question underline key info/write/mark B-brainstorm ideas randomly(spider,bullet) C-choose order D-detect errors |
