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Dependent And Independent Variable Quiz 4 (25 MCQs)

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1. Read the title and identify the INDEPENDENT variable.Research Title:Types of Feeds and Salinity Level:Their Effects on the Growth of Tilapia in Fishponds
2. What is a Dependent Variable?
3. The variable the is changed on purpose to see its effects on something is called:
4. Which of these represents slope-intercept form of a linear equation?
5. If I water the plant more often, then it will grow taller. Name the independent variable.
6. Savannah pays $ 5 a month, m, for her music club subscription.m= represents # of months s= total costs of subscriptionWhat is the total costs after 4 months?
7. How many variables can be tested in a controlled experiment?
8. Savannah pays $ 5 a month, m, for her music club subscription.m= represents # of monthss= total costs of subscription
9. Bacteria are grown in a petri dish. One side of the dish is sprayed with an antibiotic. After a week, the number of bacteria colonies are counted on each side. What is the INDEPENDENT variable?
10. A car travels 60 mph. What is the dependent variable?
11. Do different types of music make a difference in test scores? What is the dependent variable?
12. In a controlled experiment, it is important to only change or test 1 variable while keeping everything else the same. These things we need to be sure to keep the same are called _____
13. Ms. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the DEPENDENT variable?
14. What is it called when a scientist repeats an experiment several times in the exact same way?
15. The independent variable is the ONE thing you _____
16. Find the IV:You experiment to see if a bouncy ball or a tennis ball bounces higher.
17. Which topic can BEST be studied with sleep quality?
18. Which of the following variables is DEPENDENT?
19. Two different cars are traveling at 60 mph. At a certain point, both cars slam on the brakes. The distance it takes for each car to stop is then measured. What is the INDEPENDENT variable?
20. What is the relationship between t and c in this situation:A server earns t dollars in tips when she serves c customers.
21. The variable we are changing/investigating in an experiment is the:
22. David is having a discussion with Anthony because he is saying that the flavor of ice cream affects how fast the ice cream melts. What is the independent variable in this example?
23. Daniel was investigating how fast it took mice to react to different sounds. Identify the independent variable.
24. The number of oranges in a bag and the cost of the bag of oranges are related. What is the independent variable in this relationship?
25. The time it takes to run a mile depends of the amount of exercise a person gets. The dependent variable is _____
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