### Scientific Investigation, Reasoning, and Logic

 Science Vocabulary SOL 4.1 Scientific Investigation, Reasoning, and Logic   Vocabulary: 1. observe- to use one or more senses to identify or learn about an object or event 2. conclude- the end (the answer to your hypothesis); conclusion 3. inference- (infer) to form an idea from facts or observations 4. predict- to guess 5. hypothesis- a possible answer to a question (guess/ predict) 6. experiment- to perform a test to support or disprove a hypothesis 7. investigation- steps followed or info collected to solve a problem (investigate) 8. data- information collected to answer questions or solve a problem 9. classify- to place things that share properties together in groups 10. model- something made to represent an object or event 11. mass- the amount of matter making up an object 12. mixture- two or more types of matter mixed together but keep their on properties   Graphs: 13. line graph- graph using lines 14. bar graph- graph using bars 15. picture graph- graphs using pictures   Instruments used for measuring: 16. scale- used to measure weight 17. balance- an instrument used to measure mass 18. meter stick- measures distance 19. graduated cylinder-used to measure liquids 20. thermometer- an instrument used to measure how hot or cold something is 21. beaker- container used to measure liquids   Metric Measurement: 22. millimeter- measures length (mm) 23. centimeter- measures length (cm); the size of a raisin 24. kilometer- measures length (km) 25. meter- measures length (m); a little more than a yard 26. milliliter- measures volume/liquid (ml) 27. gram- (g) used to measure the mass of small objects (1,000 grams =1 kilogram) 28. liter- measures liquid (l) 29. kilogram- used to measure mass (kg)   Other: 30. manipulated variable (independent variable)- a variable that is purposely changed 31. responding variable (dependent variable)- changes as a result of the manipulated variable     *If you would like to play games with these vocabulary words, go to www.spellingcity.com. Click on "Find A List", type in Beverly Murray for teacher name, then click search. Have fun!