Which of the following variables is manipulated by the scientist?

Which of the following is measured at the end of the experiment?

Which of the following is a good testable question?

The independent variable goes on the ____ axis of a graph.

The left column of a data table will contain the _____________________.

A student is to determine how much salt will dissolve in 50 milliliters of water. Which tool is best for measuring the volume of water to be used?

Sam wants to measure 10 grams of salt. What lab equipment should he use?

I set up an experiment to test how different types of fertilizer will affect plant growth. What would be my independent variable?

I set up an experiment to test how music affects student performance on test. What is my dependent variable?

A student want to determine if classroom lighting affects the number of student headaches? What would be the dependent variable?

An engineering company is testing a new weather-forecasting program. Which procedure would best verify that the program is making accurate predictions?

The dependent variable goes on the __________ axis of a graph.

Which of the following is true about controls in an experiment?

A student recorded the speed of several blue cars vs. red cars over 1 day period. The average speed of red cars was 70mph, while the average of the blue cars was 68mph. The student concludes that red paint makes cars go faster. What was the error?

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