For ideal plant growth, soil needs the proper pH level. pH is a measurement of how acidic or alkaline material or substance is. Soil pH signifies a plant's ability to draw nutrients from the soil. pH is measured on a scale of 1 to 14 with a measurement of 7.0 considered neutral.A number below 7 is acidic (sometimes called sour) and above 7 is alkaline (sweet).H is a measurement of how acidic or alkaline material or substance is. Soil pH signifies a plant's ability to draw nutrients from the soil. pH is measured on a scale of 1 to 14 with a measurement of 7.0 considered neutral.
Quick Answer. Ambidexterity refers to being equally adept in using both right and left hands. This ability is the most readily recognized variety of cross-dominance. Only 1 percent of the population is naturally ambidextrous. Continue Reading.
Counting on our fingers defined the mere representation of space around us to such an extend that it is still in use nowadays in the base of the most used numbering systems. The quinary system, or base 5 counting, uses the fingers of one hand; the decimal system (base 10) uses both hands; the vigesimal system (base 20) uses both fingers and toes. Of course, other bases have been devised and used by different cultures, embodied in their language now extinct or still alive.