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- 1. Multiple ChoiceAn Independent variable is the one that is changed in an experiment.TrueFalse
- 2. Multiple ChoiceYou can have more than one independent variable in a controlled experiment.TrueFalse
- 3. Multiple ChoiceAlexandra is testing the quality of her Nikon camera against the camera on her iPhone. The different cameras is the __ variable.constant (same)dependent (measured)independent (changes)
- 4. Multiple ChoiceThis variable in an experiment is the one being deliberately changed by the scientist.dependent variableindependent variabledatacontrol group
- 5. Multiple ChoiceShould experiments be repeated over and over to see if the results are the same each time?yesno
- 6. Multiple Choice
In order to earn extra spending money, Dalton babysits children after school. The greater the number of hours he babysits, the more money he earns.
Which of the variables is dependent?
The Number of Hours Worked
The Amount of Money Earned
- 7. Multiple Choice
In order to earn extra money on the weekends, Josie's string quartet performs at wedding receptions. The longer the reception, the more money they earn.
Which of the variables is independent?
the length of the reception
the amount of money Josie's quartet earns
- 8. Multiple Choice
Sarah is participating in a walkathon to raise money for local literacy programs. The amount of money Sarah will raise depends on the distance she walks.
Which of the variables is dependent?
the amount of money Sarah will raise
the distance Sarah walks
- 9. Multiple ChoiceResearch question: does the distance a person kicks a soccer ball effect how well they will do on their math test. What is the dependent variable?How far they kick the soccer ballwho the person ishow well they do on the math testType of soccer ball.
- 10. Multiple ChoiceWhen 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. What type of variable is the fertilizer?DependentIndependentControlCompound
- 11. Multiple ChoiceSarah wanted to find out if the size of a car tire made it a smoother ride over bumps. What is the independent variable?Size of tireHow smooth the ride was over bumpsType of car
- 12. Multiple ChoicePenelope wanted to see if the temperature of the oven made cookies softer or harder. What is the independent variable.Hardness of cookieType of ovenTemperature of oven
- 13. Multiple Choice
How much water does a plant need to grow?
Which are the constant variables? (Select all that apply)
The type of plant
How much water you use
Location of plant
How much the plant grows
How long you grow the plant
- 14. Multiple Choice
Which type of sugar dissolves the fastest in boiling water?
Which is the independent variable?
The temperature of the water
The amount of water
The type of sugar
The type of cup you use
- 15. Multiple Choice
How much food does a goldfish need to grow?
Which is the dependent variable?
The type of fish
How much food you give the fish
How fast they swim
The amount of water in the tank
- 16. Multiple Choice
How high can an average 6th grader jump?
Which are the constants?
The age of the students
The surface they are jumping from
The height they can jump
How well the students did on a math test the day before
- 17. Multiple Choice
How does the amount of baking powder added to a cake mix affect the taste?
Which is the independent variable?
The amount of baking powder
The type of cake
The amount of oil in the cake
The temperature of the oven
- 18. Multiple Choice
Which type of apple has the most water in it?
Which is the dependent variable?
The size of the apple
The age of the apple
The amount of water
The type of apple
- 19. Multiple Choice
Do different types of music make a difference in test scores?
Which are the constants?
The type of music
The volume of the music
How well the student does on a test
The type of test
- 20. Multiple Choice
Do different types of music make a difference in test scores?
Which are the constants?
The type of music
The volume of the music
How well the student does on a test
The type of test
- 21. Multiple Choice
Which type of bubble gum makes the biggest bubble?
Which is the independent variable?
The brand of the gum
how long you chew the gum
the amount of air to blow the bubble
the size of the bubble
- 22. Multiple Choice
Does the amount of time a person spends watching TV make a difference in their grades?
Which is the dependent variable?
The type of TV they watch
How much time they spend watching TV
The classes they are in
Their grades
- 23. Multiple Choice
Which type of soap cleans the best?
Which is the independent variable?
How dirty the plate is
How hot the water is
The type of soap
The type of food on the plate
- 24. Multiple ChoiceStudents want to test if changing the wing shape of a paper airplane will affect the distance it will fly. What is the independent variable?the wing shapethe distance the airplane will fly
dependentthe temperature in the classroomthe type of paper used to construct the plane - 25. Multiple ChoiceStudents want to test if changing the wing shape of a paper airplane will affect the distance it will fly. What is the dependent variable?the wing shapethe distance it will flythe temperature in the roomthe type of paper used to construct the airplane
- 26. Multiple ChoiceStudents want to test if changing the wing shape of a paper airplane will affect the distance it will fly. Which of the following is a good hypothesis for this experiment?If the airplane fly for three minutes, then that will be the best designIf the wing shape is round, then the airplane will fly for more timeIf the wing shape is wider, then the airplane will covered more distanceIf the airplane is made of construction paper, then it will fly farther
- 27. Multiple ChoiceDavid 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?the flavor of the ice creamthe time it takes to meltthe temperature of the environmentthe price of the ice cream
- 28. Multiple Choice
Does the type of ball affect the bouncing height?
Which hypothesis is correct?
If the subject bounces a ping pong ball, then the ping pong ball will bounce the highest.If we use a big ball, the ball will bounce really high.She can use a basketball, then the ball will bounce the lowest.If the subject uses a bowling ball, the bowling ball will bounce the lowest. - Answer choicesTagsAnswer choicesTags