Which type of study would be best suited as a substitute for a risky controlled experiment?(1 point)
Responses
systematic observations
systematic observations
a field study
a field study
the scientific method
the scientific method
a simulation
a simulation
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A simulation
The scientific method is sometimes seen as more of a cycle than a linear process. Which statement gives a major reason for this? (1 point)
Responses
Sharing conclusions with others can sometimes lead to new questions.
Sharing conclusions with others can sometimes lead to new questions.
Developing a hypothesis can sometimes lead to designing an experiment.
Developing a hypothesis can sometimes lead to designing an experiment.
Analyzing data can sometimes lead to developing conclusions.
Analyzing data can sometimes lead to developing conclusions.
Conducting an experiment can sometimes lead to collecting data.
Conducting an experiment can sometimes lead to collecting data.
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Sharing conclusions with others can sometimes lead to new questions.
A student records the time it takes for her pet rabbit to make it through a maze to a carrot. In one test, she has the rabbit try to find the carrot at 8:00 AM after eating its first meal of the day. In the other test, the rabbit tries to find the carrot at 8:00 AM without having eaten its first meal of the day.
In this experiment, which variable is the outcome variable?
(1 point)
Responses
whether or not the rabbit finds the carrot
whether or not the rabbit finds the carrot
the time of day when the rabbit starts the maze
the time of day when the rabbit starts the maze
the time required to finish the maze
the time required to finish the maze
whether the rabbit is hungry or not
whether the rabbit is hungry or not
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the time required to finish the maze
Which statement is the best description of the scientific method? (1 point)
Responses
It is a way of explaining natural phenomena.
It is a way of explaining natural phenomena.
It involves collecting data and observations to test ideas.
It involves collecting data and observations to test ideas.
It is a way of convincing people that certain facts are true.
It is a way of convincing people that certain facts are true.
It involves continuing to collect data until you get the results you want.