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False. A dependent variable is a factor in an experiment that is being measured or observed and is influenced by the independent variable. It is used to determine the effect of changes made to the independent variable.
true or false : in order to get the best results from an experiment, change as many variables as possible within the experiment?
Not necessarily. Failure in an experiment can lead to new insights, refine the hypothesis, or highlight the need for adjustments. It is part of the scientific process to learn from unexpected outcomes and it can still contribute to the overall understanding of the phenomenon being studied.
False. Doubling the distance between two charged objects reduces the electrical force between them by a factor of 4 (inverse square law), not a factor of 2.
False. Friction is a force that resists motion, so it can make work more difficult rather than easier. Minimizing friction can help make work easier.
False
False. A dependent variable is a factor in an experiment that is being measured or observed and is influenced by the independent variable. It is used to determine the effect of changes made to the independent variable.
TRUE!!!
TRUE!!!
False. In an experiment, a constant refers to a factor that does not change, while the variable being measured is typically called the dependent variable. The constant helps ensure that the experiment tests the effect of the independent variable on the dependent variable without interference from other factors.
False
The claim that the fleas in a jar experiment is true is false.
False.
False
false
True. In an experiment, a scientist formulates a hypothesis, designs the experiment, collects data, and then analyzes the results to draw conclusions. The outcome of the experiment is not known beforehand, and it is the results of the experiment that will either support or refute the hypothesis.
False.