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Dependent And Independent Variable Quiz 10 (25 MCQs)

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1. The width of a kernel of corn would be about _____
2. A student plants seeds at varying depths. She measures the growth of the plants over the next few weeks.What is the independent variable?
3. An experiment is performed to test the effect of the amount of force on the distance an object travels. The independent variable is _____
4. Katie is trying to determine what type of flower grows the fastest in the same type of soil after a month. She takes 3 different seeds and plants them. She collected the data month. What would a control be?
5. An experiment is performed to test the effect of the amount of force on the distance an object travels. A constant variable should be _____
6. What observations might you make about a nearby cat?
7. If I study for my scientific method quiz, then I will have a better test score. What is the dependent variable?
8. Identify the dependent variable:
9. How much food does a goldfish need to grow? Which is the dependent variable?
10. How does the amount of baking powder added to a cake mix affect the taste? Which is the independent variable?
11. Each bag of popcorn costs $ 6.00 at the football game. What is the independent variable?
12. The variable that is kept the same to make sure results are caused by the thing being tested
13. Developmental Psychologists want to know if exposing children to public television improves reading skills. What is the DV?
14. The factors that stay the same or are constant throughout the experiment.
15. What is the constant?
16. When experimenting with plants to see if they grow better with or without fertilizer, a scientist uses six bean plants and one type of fertilizer. What type of variable is the fertilizer?
17. Two plants are grown using the same light and pots. One plant is given water that has been microwaved and the other plant is given regular tap water. Their height is measured after 2 weeks. What is the INDEPENDENT variable?
18. Tom earns $ 12 per hour. Which statement is correct?
19. Behavioral Psychologists want to know if reinforcing comments will make people work harder on n assembly line. IV?
20. The part of the experiment that remains the same for the control and experimental group.
21. A variable that helps to explain the association between the conditions or treatments and the response, but is not the explanation that the study was designed to test.
22. Does the distance a person kicks a soccer ball affect how well they will do on their math test. What is the dependent variable?
23. Input is also known as what?
24. The step by step directions of the experiment are found in the:
25. Why do scientist use the scientific method?
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