A scientist studying cold medicines hypothesizes that one particular medicine is more effective than the others in the study. He attempts the experiment several times. Each attempt produces a different result. What should he do next?

Ms. Jenks sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent variable.

A scientist hypothesizes the the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The dependent variable is

The summary at the end of an experiment that explains the results.

used to organize data when it is collected

information gathered using your 5 senses

There are two types of data. Which type of data involves numbers that are obtained by counting or measuring?

Two students prepare lab reports, one for a physics class and the other for a biology class. Which of the following items will both reports contain?

A scientist hypothesizes the the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The independent variable is

A list of the steps anyone could follow to conduct an experiment.

There are two types of data. Which type of data involves descriptions/photographs/illustrations that cannot be counted or measured?

In a controlled experiment, how many independent variables can be worked with at a time?

A students was doing an experiment using the scientific method. Every three days the student plans to count the green leaves. Which would be a good hypothesis for this experiment?