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Dependent And Independent Variable Quiz 2 (25 MCQs)

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1. If a laboratory fire erupts, immediately
2. What is a Constant Variable?
3. What you measure or observe in an experiment.
4. The factors that remain the same in an experiment.
5. The variable that we purposely change is the _____
6. What makes up an ordered pair?
7. Angel wants to know if the type of soap has an effect on how clean her clothes get. What is the independent variable?
8. A stapler is used to staple 100 papers, it jams 5 times during the trial. A different brand of stapler performs the same test; it jams 22 times. What is the INDEPENDENT variable?
9. A movie ticket is $ 8.50 per person. What is the independent variable?
10. Priya streams movies through a company that charges her a $ 5 monthly fee plus $ 1.50 per movie What is the dependent variable?
11. A student wishes to test the hypothesis that adding antifreeze to water lowers the freezing point of the water. What would the independent variable be?
12. At the farm, each fenced pen holds 5 cows. How many cows, c, can the farm have for p, pens? What is the dependent variable?
13. Justin runs a bakery. He bakes 200 cookies, c, every three hours, h.c= represents cookies bakedh= represents hours
14. The respiration rate of a goldfish is measured. The goldfish is then placed in cold water and the respiration rate is measured again. What is the INDEPENDENT variable?
15. Identify the independent variable:The height of bean plants depends on the amount of water they receive.
16. A Gym Teacher is testing an experiment, If all his students drink a bottle of Gatorade before class they will work harder during his class. What is the Independent variable?
17. How high can an average 6th grader jump? What would be a constant in this experiment?
18. Samantha is bringing treats to her elementary school class on her birthday. The number of treats she brings in is based on the number of students in her class. t = the number of treatss = the number of students The number of treats she will bring can be found using the equation t=3s+5Which of the variables is independent?
19. To rent a bicycle it costs $ 15 initially and a dollar extra per hour. Which of the variables is independent?
20. Ms. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is a controlled variable?
21. An experiment is being done to determine how light affects the growth of small zinnia plants. One plant is placed in full sunlight, the second in a shaded area, the third in an unlit closet. What is the independent variable in the experiment?
22. The x-axis is the _____ number line in the coordinate plane.
23. Sarah is participating in a walkathon to raise money for local literacy programs. The amount of money Sarah will raise depends on the distance she walks. What is the dependent variable?
24. A researcher did an investigation to see if corn seeds would sprout at different times depending on the temperature of the water in which they were placed. What is the independent variable?
25. Mrs. Cote wanted to know if the iPhone could stand up against being dropped from different heights. She dropped them from 3 heights and saw if they broke. What is the independent variable?
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