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When you perform an investigation you change the independent variable to find out what the effect of the changes are on the dependent variable.
A fair test is one where you only change one variable at a time.
For example:
You are adding magnesium to hydrochloric acid to produce hydrogen and magnesium chloride.
You want to find out what effects the rate of reaction (manefested in the dependent variable as the number of bubbles produced per second).
In a fair test you use a fixed volume of acid, a fixed mass of magnesium and a fixed temperature. You then perform the investigation using different concetrations of acid. You can now state the effect of acid concentration on the rate of reaction.
You can now repeat the experiment by changing another variable and seeing how that effects the rate of reaction.
You now know what effects the rate of reaction most.
In an unfair test you change multiple things or fail to properly control the circumstances.
For example:
You perform the same test. You change the concentration of acid, the temperature and the amount of magnesium added.
You find the rate of reaction has increased.
What caused it?
You can't tell because it is an unfair test, you do not know which variable caused the change to the dependent variable.
What else can I help you with?
Why fair test is important in science?
A fair test is important so you can get accurate and unbiased results.
What does it mean by a fair test?
Any test administered at a fair, such as a County or State fair can be described as a Fair Test.
What is the meaning of fair test in science?
a fair test is were you only change one thing
What is a fair test in experiment?
A fair test is, in short, a test with fair conditions. This means that each time the test is repeated, all of the conditions will be the same. That way, there is no advantage/disadvantage to a set of results.
What makes a test fair?
to ensure a fair test, the scientist carrying out the experiment must be fair skinned with fair hair. otherwise the test will not be fair, obviously. Another way to do a fair test is to talk around a fair, try out the rides and evaluate.
Why fair test is important in science?
A fair test is important so you can get accurate and unbiased results.
Why is it important to have a fair test in chemistry?
Having a fair test in chemistry is important because it ensure the reliability and validity of the experimental results. By controlling variables and eliminating biases, researchers can accurately determine the effects of the independent variable on the dependent variable. This helps in establishing cause-and-effect relationships and drawing credible conclusions from the experiment.
What does it mean by a fair test?
Any test administered at a fair, such as a County or State fair can be described as a Fair Test.
What does it mean by fair test?
Any test administered at a fair, such as a County or State fair can be described as a Fair Test.
Why is it important to follow all directions in an experiment carefully?
Because if you don't conduct the experiment right you would not get a fair answer to the fair test.
Why is is important to follow all directions in an experiment carefully?
Because if you don't conduct the experiment right you would not get a fair answer to the fair test.
Why is it important to follow all directions an an experiment carefully?
Because if you don't conduct the experiment right you would not get a fair answer to the fair test.
What fair test means?
Fair test means, that in a experiment/project everything is perfect and fair.
What does fairness in testing mean?
FAIR TEST means something which is a test and is fair.
Why is it important to use water from the same source and at the same temperature for both experiments?
so it can be a fair test
What is the meaning of fair test in science?
a fair test is were you only change one thing
What is a fair test in experiment?
A fair test is, in short, a test with fair conditions. This means that each time the test is repeated, all of the conditions will be the same. That way, there is no advantage/disadvantage to a set of results.
