Variables and Scientific Method
Authored by Brenda Hippleheuser
Other Sciences
6th - 8th Grade
CCSS covered
Used 41+ times
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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Felix County, the population of slugs has tripled. Laura, who lives in the area, heard that salt may work to exterminate them. To test this, she will use different amounts of kosher salt on the species of slug Slime slimosis. All the slugs will be 10 days old and will weigh 10 grams. To make sure the slugs will die from their exposure to salt and not because of other variables she also decides to observe 5 slugs that will not be exposed to the salt. What is the independent variable?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Felix County, the population of slugs has tripled. Laura, who lives in the area, heard that salt may work to exterminate them. To test this, she will use different amounts of kosher salt on the species of slug Slime slimosis. All the slugs will be 10 days old and will weigh 10 grams. To make sure the slugs will die from their exposure to salt and not because of other variables she also decides to observe 5 slugs that will not be exposed to the salt. What is the dependent variable?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Omar studied how far room temperature water would spurt out of a plastic milk carton when 3mm holes were punched at different heights from the bottom of the container. Identify the independent/test variable.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mrs. Mello wanted to see how different types of music affected students’ pulse rates. She played different types of music: rock, rap, R&B, alternative, pop, country, and classical music. What constant should be considered when doing this experiment?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tatiana was investigating how much time it took Hayden to react to different sounds. Identify the independent/test variable.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tracy wanted to see how high an ice cube would float in different temperatures of water. Identify the independent/test variable
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nick wanted to see how high an ice cube would float in different temperatures of water. Identify the dependent/outcome variable.
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