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Dependent And Independent Variable Quiz 6 (30 MCQs)

Quiz Instructions

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1. The x-axis is the ..... part of a graph
2. What is the control?
3. Which variable depends on what is done at the beginning of an experiment?
4. Mr. I. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the dependent variable.
5. Mr. S normally uses praise as a reward to train his dog. He wants to know the best way to train his dog, so he sets up an experiment to find out if there is a better way to get his dog to respond to commands. What is his independent variable?
6. A shirt costs t dollars. A pair of jeans costs $ 35 more than the shirt. If the pair of jeans costs u dollars, express u in terms of t.
7. A student wanted to see if the temperature of water would effect how fast a duck can swim. A baby duck was timed swimming across a small pool in 60$^ \circ$F and 80$^ \circ$F temperature water. What is the independent variable?
8. On a graph, which axis typically shows the independent variable?
9. How much water does a plant need to grow? What would be the constant in this experiment?
10. The ..... is the dependent variable on a coordinate grid.
11. The variable we measure to get our results the:
12. The equation A = 25w gives the area A (in square feet) of a rectangular dance floor with a width of w feet. Which is the independent variable?
13. Scientific Question:Does playing video games improve reaction time? What is the dependent variable?
14. A prediction that can be tested is a .....
15. A comprehension test was given to students after they had studied textbook material either in silence or with the television turned on. What is the dependent variable?
16. When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. Equal light and equal water are what types of variable?
17. Taking a nap in the afternoon makes people more relaxed and less irritable for the rest of the day. What is the independent variable?
18. The dependent variable is on the ..... axis.
19. This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted.
20. The variable that is measured . It is the result of the experiment.
21. The variables in an experiment that stay the same are the:
22. Cockroaches are exposed to a pesticide. After 3 hours, 95% of the insects are dead. What is the INDEPENDENT variable?
23. An apple is cut into slices. Half of the slices are sprayed with lemon juice. All slices are stored in a sealed plastic bag. After 4 days, they are observed to see how brown they turned. What is the INDEPENDENT variable?
24. Robert wanted to know if the type of phone you used gave you better or worse service. What is the independent variable.
25. In the equation m = 5 r + 4, which of the following represents the dependent variable?
26. What are the SI units of measure for:time, mass and length?
27. A conclusion must have which of the following:
28. All the things in an experiment that must be the same to make it fair are called
29. Savannah pays $ 25 a month, m, for her guitar lessons.m = number of monthsc = total cost of her guitar lessonsWhat is the total cost after 4 months?
30. If a lab fire erupts, immediately:
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