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| what is science? | organized way of using evidence to learn about the natural world. ANNND the body of knowledge scientists have built up after years or using this process
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| what are 2 areas of science other than biology? | physics and medicine
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| what kind of questions can science answer? | questions about nature and how things move
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| what kind of question can science NOT answer? | questions about football and purses
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| what does it mean to describe a scientist as skeptical? | that he's not gullible and has to have proof to believe something
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| what is the main difference between quantitative and qualitative data? | quantitative- data expressed through numbers and counting while qualitative is data that's descriptive and can't be counted
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| why was the scientific method made? | it was made so we gather data and make proper conclusions in the rightest way possible
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| list the steps involved in the scientific process | 1.ask a question 2.form a hypothesis 3.set up a controlled experiment 4.Recording and analyzing results 5.drawing a conclusion
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| describe Redi's experiment. what conclusion did he made? | Redi's experiment was made because Redi noticed that on a piece of meat after flies had came, maggots had appeared. he thought that the flies had laid eggs
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| how did Needham test Redi's findings? What was his motivation for testing? | he decided to heat a jar of gravy in an attempt to kill all the microorganisms in it. then he covered it and left it for a few days. he then found microorganisms in the gravy. his motivation was to prove spontaneous regeneration
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| what were Needham's mistakes? | he wasn't sure that all the microorganisms were heating when we heated the jar to kill them all
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| in Spallanzani's experiment, what was the independent variable?what improvements did he made over Needham's experiment? | the closed one, he actually heated the jar enough and closed it IMMEDIETLY
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| what are the 8 characteristics that all living organisms have in common? | 1.made up of unit called cells 2.based on a universal genetic code 3.reproduce 4.grow and develop 5.respond to their environment 6.taken as a group, living things change over time 7.maintain a stable internal environment 8.obtain&use materials and energy
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| list the five levels of organization that we will study in biology | cells, organisms, molecule, communities of organisms in an area, biosphere
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| what system of measurement do scientists use? | metric system
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