In science, graphs are often used to display data collected from an experiment.

Question

In science, graphs are often used to display data collected from an experiment. Which of the following is true regarding a graph? Select one: a. The dependent variable is plotted on the x-axis. b. The horizontal axis is known as the ordinate. c. Independent variables may include age or time. d. Graphs always involve plots of individual data points. e. Most graphs are plotted on three axes. Bone is only composed of non-living material, predominantly in the form of calcium crystals. Select one: True False Allow materials small enough to enter cells. Select one: True False Vasoconstriction is a term that refers to the contraction of muscle in the walls of the blood vessels, thus causing the diameter of the blood vessel to decrease. Which of the following types of muscle would be involved in this contraction? Select one: a. smooth b. skeletal c. cardiac d. both cardiac and smooth e. both skeletal and smooth

Explanation / Answer

Ans 1 option c independent variables may include age and time

As the name suggests, independent variables aren't dependent on any. They cannot be changed. For eg age. You cannot change a persons age according to your will.

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