If you are struggling with identifying independent and dependent variables then feel free to watch the video posted below.
If you are ready to start the assignment, then feel free to skip the video.
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Question 1
1.
"A study was done to find if different tire treads affect the braking distance of a car."
The independent variable is the different tire treads.
Question 2
2.
Select the dependent variable from: "The time it takes to run a mile depends on the person’s running speed."
Question 3
3.
"The height of bean plants depends on the amount of water they receive."
The independent variable is the height of the plants.
Question 4
4.
"The higher the temperature of the air in the oven, the faster a cake will bake."
Select the independent variable from the scenario.
Question 5
5.
Which part of the scenario below reveals the dependent variable?
"Lemon trees receiving the most water produced the most lemons."
Question 6
6.
Which part of the scenario below reveals the dependent variable?
An investigation found that more bushels of potatoes were produced when the soil was fertilized more.
Question 7
7.
Which part of the scenario below reveals the independent variable?
Students measured the temperature of the water at different depths in Lake Skywalker and found that the temperature varied.
Question 8
8.
Which part of the scenario below reveals the independent variable?
The amount of pollution produced by cars was measured for cars using gasoline containing different amounts of lead.
Question 9
9.
Which part of the scenario below reveals the independent variable?
Four groups of rats are first massed and then fed identical diets except for the amount of vitamin A they receive. Each group gets a different amount. After 3 weeks on the diet, the rats’ masses are measured again to see if there has been a decrease.
