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The variable in the experiment that is changed by the scientist is called
The variable that is measured and depends on what is changed is called
The variable that remains the same and is used for comparison is called
The factor being tested in an experiment is called the
Alyssa changed the amount of sugar she used in each batch of cookies. The sugar is the
How many variables can be changed during an experiment?
In an experiment it is important to
One cow is feed vitamins and the other is not. After a year, both are weighed. What is the dependent variable?
Scientist test their hypothesis in which step of the scientific process?
What step is being described? "Which ball has the best bounce?"
The scientific method can only solve problems
In which step is the hypothesis accepted or rejected?
Two groups of 12 year-olds stayed awake as long as possible. One group was given pop to drink and the other group only water. The time each person fell asleep was recorded. What is the independent variable?
In which part of the scientific method would averaging be used?