an expected outcome of an experiment; written as an “if…then” statement

data that is collected using the senses

a factor that the scientist changes

measurable data that is collected using instruments

a factor that is measured by the scientist

Billy wants to find out if Shout stain remover works better than Oxi-Clean stain remover. If she conducted an experiment, all of the following variables would need to stay the same EXCEPT:

The statement, “Flex Tape is a super-strong, rubberized, waterproof tape that can patch, bond, seal and repair virtually everything” is an example of:

All of the following are quantitative observations in a chemistry experiment EXCEPT for:

Kristy claims that “Bright White Toothpaste” removes tooth enamel stains better than all other brands. Which of the following should be considered evidence to support his claim?

What is an inference?

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