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Research And Scientific Methods Quiz 4 (25 MCQs)

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1. To make observations you use your _____
2. A scientist is investigating a new treatment for a disease that affects thousands of people. Many people with this disease volunteer to be part of the study. Which of the following is an ethical concern that the scientist must address before conducting the study?
3. How many variables should be tested at a time?
4. A scientist is planning to carry out an experiment on the effect of heat on the function of a certain enzyme. Which would not be an appropriate first step?
5. What is a factor that changes because of what the experimenter does?
6. Which is the correct spelling of this word used in the scientific method?
7. "Last week there were no ants near the front door of our school. Now there is a large colony." This describes what kind of scientific method?
8. For Julie to make 16 muffins, she need 2 cups of flour. To make 32 muffins she needs 4 cups of flour. What is the dependent variable?
9. Identify the hypothesis to the following statement:An increased amount of car accidents have occurred in the last year because of cell phone use while driving.
10. In order to compare the effects that different types of liquid on plant growth the following experiment was conducted. One plant received water, another plant received milk, and the third plant was given orange juice. What would be the control in this investigation?
11. Which of these is NOT a type of scientific model?
12. When conducting an experiment, why do we analyze our data?
13. What do you do after you come up with your hypothesis?
14. What you learned from the experiment is the _____
15. The step of the scientific method that involves gathering information about your problem or topic
16. When setting up an experiment what six items do you need to consider?
17. Which of these contains the steps of the scientific method in the correct order?
18. Three baseball players investigate to see who can throw a baseball the farthest. They mark off an area on the playground for their investigation. Which should they keep constant?
19. An experiment that tests only one factor at a time by using a comparison of a control group with an experimental group is _____
20. A summary of many experimental results and observations.
21. The variable changed by the scientist is (what they are testing) _____
22. Which of the following is an example of a sensationalized headline used to promote bad science?
23. Who is the father of the scientific method?
24. The variable kept the same throughout the experiment (will always be kept the same no matter how many times the experiment is done) _____
25. In experiment that determines the effect of exercise on heart rate, what is the control group?
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