1) What is an INFERENCE? a) something you know for fact b) something that has variables c) something that can be directly observed d) explanation based upon observation, but not directly observed e) something that you think f) evidence that is collected 2) What is an OPINION? a) something that you think b) something that's observed c) something that can be proven d) evidence that is collected e) something that has variables f) something that is seen, heard, touched, tasted or smelled 3) During an investigation.... a) take an educated guess b) include your personal opinions c) go with your gut feeling d) you look it up online e) research lots of facts about the topic f) evidence must be tested and collected 4) What is an OBSERVATION? a) personal opinion b) hypothesis/educated guess c) information gathered using your 5 senses d) something that is done with your eyes e) facts from online/book sources f) a variable change 5) What is an EXPERIMENT? a) something for fun b) something adult scientists do in labs  c) asking questions during science class d) hands on opportunity in the classroom e) an investigation where the variables are controlled f) something wondered 6) All scientists base their ______________ on the evidence they collect during their scientific investigations a) conclusions b) hypothesis c) variables d) constants e) controls f) models 7) All scientific investigations include making observations of the natural world and collecting ___________. a) numbers b) inferences c) facts d) simulations e) models f) evidence 8) Scientists write down their procedural steps to allow others to complete the investigation _____________. a) differently b) the same way c) the way they want d) simultaneously e) in a lab f) online 9) A question that must be able to be answered through investigation involving making observations and collecting evidence a) non-testable question b) scientific question c) everyday question d) testable question e) yes/ no question f) investigation question 10) Every step of the ___________________ is not necessary to complete many scientific investigations. Scientists use only the necessary steps to answer their question about the natural world a) conclusion b) hypothesis c) scientific method d) data collection e) inference f) testable question 11) Opinions are ___________ allowed in investigations. a) sometimes b) always c) only d) never e) feelings f) thoughts 12) The one single condition that will be CHANGED in an experiment a) independent/manipulated/test variable b) evidence c) controlled variable d) investigation e) dependent/responding/outcome variable  f) experiment 13) The condition that will be MEASURED in an experiment a) inference b) controlled variable c) independent/manipulated/test variable  d) tool  e) evidence f) dependent/responding/outcome variable  14) The group in an experiment that does not receive treatment and is then used as a benchmark to measure how the other tested subjects do/compare a) experimental group  b) control group c) investigation group d) uncontrolled group e) data group f) observational group  15) The items that stay the SAME in an experiment  a) variables b) opinions c) tools d) inferences e) constants f) observations 16) The group of the experiment that is purposely changed  a) data group b) control group c) test/experimental group d) observational group e) investigation group f) uncontrolled group 17) All investigations start with a _______________________________. a) question about the natural world b) hypothesis c) opinion d) inference e) experiment f) scientist 18) Replicate means... a) to ask a lot of science questions b) to make an educated guess c) to conduct an experiment d) to copy or repeat e) to do over due to mistakes f) to write it down 19) In school, we repeat TRIALS at least  a) 4 times b) 10 times  c) repeating is not necessary if the teacher is watching d) once, as a group  e) twice f) 3 times 20) What is a HYPOTHESIS? a) your opinion at the end of an experiment b) research that you find online during the experiment c) an experiment conducted in a lab d) your conclusion at the end of the experiment  e) prediction/educated guess before the experiment begins f) an idea that you have about how to set your experiment up

The Nature of Science

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