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Scientific Method Review. Are you ready for your test?. Q1. The step of the Scientific Method that is in a question format. Answer: PROBLEM. Q2. A testable statement in the scientific method Answer: HYPOTHESIS. Q3. The part of the scientific method that allows us to test the hypothesis.
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Scientific Method Review Are you ready for your test?
Q1 • The step of the Scientific Method that is in a question format. • Answer: PROBLEM
Q2 • A testable statement in the scientific method • Answer: HYPOTHESIS
Q3 • The part of the scientific method that allows us to test the hypothesis. • Answer: EXPERIMENT
Q4 • The group that the experiment is performed on. • Answer: EXPERIMENTAL GROUP
Q5 • The group that the results are compared to and it receives no experimental treatment. • Answer: CONTROL GROUP
Q6 • The variable changed by the scientist and it is what the scientist is testing in the experiment. • Answer: INDEPENDENT VARIABLE
Q7 • Data used to make graphs, gained from counts or measurements and it is numerical. • Answer: QUANTITATIVE DATA
Q8 • The variable that is measured or observed throughout the experiment. • Answer: DEPENDENT VARIABLE
Q9 • The axis where the independent variable is placed. • Answer: X-AXIS
Q10 • A concise statement above the graph that tells the reader what the graph is about. • Answer: TITLE
Q11 • Should include all data points and climb in intervals such as multiples of 2, 5, 10, etc. • Answer: SCALE
Q12 • The axis where the dependent variable is located. • Answer: Y-AXIS
Q13 • A short description concerning the graph’s data. • Answer: LEGEND
Q14 • The type of graph that best shows the relationship between two variables. The data is continuous. • Answer: LINE GRAPH
Q15 • Type of graph that has labels rather than numbers on the x-axis. The data is not continuous. • Answer: BAR GRAPH
Q16 • A graphs that shows the data as a percentage in relation to the total data. • Answer: CIRCLE GRAPH
Q17 • The part of a lab report contains the title of the experiment, your name, all of your lab partner’s names, experiment dates, class and hour. • Answer: TITLE/COVER PAGE
Q18 • This section of the lab report contains the independent variable, dependent variable, and controls. • Answer: EXPERIMENTAL DESIGN
Q19 • The section of the lab report explains any mistakes you made during the lab. • Answer: SOURCES OF ERROR
Q20 • This section of the lab report tells what happened in the lab and why. • Answer: ANALYSIS
Q21 • The section of the lab report where you reject or accept your hypothesis. • Answer: CONCLUSION
Q22 • Mr. Orange, Mr. Blue, and Mrs. Purple all had weeds growing in their yards. Mr. Orange does nothing about his weeds. Mr. Blue applies weed killer X. Mrs. Purple applies weed killer T. What is a good problem for this scenario? • Answer: WHICH WEED KILLER IS GOING TO KILL THE MOST WEEDS?
Q22 • Based on the weeds scenario, what is the hypothesis? • Answer: IF BRAND X WEED KILLER IS APPLIED TO A LAWN THEN IT WILL HAVE LESS WEEDS THAN A LAWN TREATED WITH BRAND T WEED KILLER
Q24 • What is the control group in the weed killer experiment? • Answer: MR. ORANGE’S LAWN WITH NOTHING APPLIED
Q25 • What is the experimental group in the weed killer experiment? • Answer: MR. BLUE’S LAWN & MRS. PURPLE’S LAWN BECAUSE THEY BOTH HAD SOME SORT OF WEED KILLER
Q26 • What is the independent variable in the weed killer experiment? • Answer: THE WEED KILLER BRAND X OR T
Q27 • What is the dependent variable in the weed killer experiment? • Answer: THE AMOUNT OF WEED KILLER IN EACH LAWN
Q28 • Is the weed killer experiment done in a controlled environment? • Answer: NO, BECAUSE IT IS OUTSIDE, NOT IN A LAB
Q29 • The common steps that biologists and other scientists use to gather information and answer questions. • Answer: SCIENTIFIC METHOD
Q30 • Jack and Jill collected the following data: green, strong, dark, and many ears of corn. What kind of data is this? • Answer: QUALITATIVE
Q31 • Name the Safety Symbol
Q32 • What is the correct format for a hypothesis? • If, then (and a prediction)
Q33 • If students prefer French fries to tater tots then they will eat 10% more each lunch. What is the independent variable? • Type of potato
Q34 • If students prefer French fries to tater tots then they will eat 10% more each lunch. • What is the dependant variable? • Amount consumed
Q35 • What units does a triple beam balance use to measure mass? • grams
Q36 • What units is temperature measured in for science? • Degrees Celsius
Q37 • What is unit of measurement for volume? • mL
Q38 • What are the best units to measure diameter of a penny? • mm
Q39 • What is the purpose of a graduated cylinder? • Measure/transfer the volume of a liquid
Q40 • What is this a picture of? • Erlenmeyer
Q41 • What is this a picture of? • beaker
Q42 • What does this measure? • mass
Q43 • What were the three safety precautions for the blue lab? • Eye safety (goggles) • Clothing protection (aprons) • Chemical (careful of spills)
Q44 • In the Blue lab why did the liquid change to blue only when half the flask was full? • Air/oxygen
Q45 • What were you trying to determine during the blue lab? (What was the problem?) • Are liquids A and B the same?
Q46 • While conducting the blue lab why did you perform three trials for each flask in experiment 3? • More valid/reliable
Q47 • Was the liquid in flask A the same as the liquid in flask B? • yes
Q48 • Is it okay to taste a sample of table sugar used in a lab experiment? • no
Q49 • When is it okay to work alone in the lab? • Never