about kanna Serving as a versatile, medicinal herb since prehistoric times, Kanna is a succulent (water-retaining) plant endemic to South Africa still used to treat a wide variety of health conditions by rural peoples living in South Africa, Botstwana, Zimbabwe and Botswana. Kannaâs scientific name is Sceletium tortuosum (Latin for âsomething to chewâ) and
Report Abuse. An input variable, a.k.a. independent is the object(s) that you put into an experiment (in-put!). The output variable a.k.a. outcome/dependent is the outcome of the experiment, and depends on the independent or input variable. The control is the object that you keep constant throughout an experiment for accurate and reliable results.
The dependent variable represents the output or effect, or is tested to see if it is the effect. The independent variable represents the input or cause, or is tested to see if it is the cause. Other variables may also be observed for various reasons.