Independent Variable: The variable we change, The mass of salt added to the water, Measured in grams, Has intervals and a range, Dependent variable: The variable we measure, This variable depends on the thing we change, Whether the egg floats or sinks, Affected by many different variables , Control variables: Things we should try to keep the same, Keeping these constant makes our test valid, Volume of water, Temperature of water, The egg, The type of water and salt ,

Experimental variables

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