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Ms. May thinks Hubba Bubba gum will make the biggest bubble, so she test 4 different gums and measures the bubble size. What is the independent variable?
Fertilizer
type of gum
Type of water
The factor in an experiment that is measured
The factor in an experiment that is controlled and manipulated by the experimenter
How well he performs in basketball
An educated guess
bubble size
Jane wants to know if different fertilizers really make plants grow better. She uses 3 different types of fertilizer with the same type of plant. What is the independent variable?
Fertilizer
type of gum
Type of water
The factor in an experiment that is measured
The factor in an experiment that is controlled and manipulated by the experimenter
How well he performs in basketball
An educated guess
bubble size
What is a dependent variable?
Fertilizer
type of gum
Type of water
The factor in an experiment that is measured
The factor in an experiment that is controlled and manipulated by the experimenter
How well he performs in basketball
An educated guess
bubble size
Ms. May thinks Hubba Bubba gum will make the biggest bubble, so she test 4 different gums and measures the bubble size. What is the dependent variable?
Fertilizer
type of gum
Type of water
The factor in an experiment that is measured
The factor in an experiment that is controlled and manipulated by the experimenter
How well he performs in basketball
An educated guess
bubble size
What is a hypothesis?
Fertilizer
type of gum
Type of water
The factor in an experiment that is measured
The factor in an experiment that is controlled and manipulated by the experimenter
How well he performs in basketball
An educated guess
bubble size
What is an independent variable?
Fertilizer
type of gum
Type of water
The factor in an experiment that is measured
The factor in an experiment that is controlled and manipulated by the experimenter
How well he performs in basketball
An educated guess
bubble size
8. John thinks eating an apple before a basketball game helps him perform better. He decides to test this by eating apples before some of his games. What is the dependent variable?
Fertilizer
type of gum
Type of water
The factor in an experiment that is measured
The factor in an experiment that is controlled and manipulated by the experimenter
How well he performs in basketball
An educated guess
bubble size
Jazon thinks salt water will make things float better than regular water. He puts the same marble in each type of water and measures to see if it floats. What is the independent variable?
Fertilizer
type of gum
Type of water
The factor in an experiment that is measured
The factor in an experiment that is controlled and manipulated by the experimenter
How well he performs in basketball
An educated guess
bubble size
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